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Compare 41 verified Bosch Drilling Fixing Bit Sets products in United Kingdom. Reviews, ratings, pros, cons and buying advice updated for October 2026.
A Bosch drilling and fixing bit set is most useful when its contents match the jobs you actually carry out. A larger piece count does not automatically mean a better set: 100 pieces can include many duplicates, while a smaller set may contain the exact drill diameters and screwdriver profiles needed for routine work.
For UK DIY, maintenance and general workshop use, the most useful sets typically combine drill bits for wood, masonry and metal with screwdriver bits, a magnetic bit holder and, depending on the configuration, nutsetters, countersinks, spade bits or other accessories. Bosch's current UK range includes X-Line, Classic X-Line, Premium X-Line and V-Line sets, while Bosch Professional offers more application-specific combinations for users who need tougher or more specialised accessories.
The first buying decision should be based on the materials you expect to encounter rather than the number printed on the front of the case.
The material and geometry of a drill bit affect cutting behaviour, heat resistance, durability and the materials for which it is suitable. These specifications are more meaningful than simply comparing piece counts.
High-speed steel, normally abbreviated to HSS, is widely used for drilling metal. It is considerably more appropriate for metalwork than a standard wood or masonry bit. Bosch's Professional mixed sets include HSS metal drill bits alongside screwdriver bits, providing a compact option for users who need both drilling and fixing accessories.
Titanium-nitride coating is used on some Bosch X-Line metal drill bits. Bosch states that its HSS-TiN bits are designed for fast, clean drilling in a range of metals, plexiglass and hard plastics, while also specifying application limitations for particular materials. Always check the manufacturer's stated suitability rather than assuming that a coating makes a bit suitable for every metal.
Masonry bits use a hardened cutting tip designed for mineral-based materials. They are the appropriate category for many common brick, block, stone and masonry drilling jobs, although the exact material compatibility and drilling mode should be checked before use.
Wood drill bits are shaped differently from masonry and metal bits. A centring point helps the bit start accurately rather than skating across the surface, which is particularly useful when positioning holes in timber, furniture panels and other wood-based materials. Bosch's Professional PRO Wood drill bits, for example, are specified with a centring tip intended to prevent wandering.
A drilling and fixing set is often bought as much for its screwdriver bits as for its drill bits. Before choosing between two similar Bosch sets, examine the screwdriver-bit inventory carefully.
Bosch Professional's screwdriver bits use S2 modified steel with an optimised heat-treatment process, and the range includes colour coding intended to make bit identification quicker. Its Professional sets also include different bit lengths and nutsetters in some configurations.
There is no single Bosch bit set that is objectively best for every buyer. The right choice changes substantially according to whether you need a compact household kit, a broad DIY assortment or a more specialised professional accessory set.
The following products illustrate the main configurations worth comparing in the Bosch range. They should be treated as a buying shortlist rather than a claim that one set will outperform every other set in every application. Contents and availability can change, so check the current specification before purchasing.
This is one of the more comprehensive Bosch DIY configurations for buyers who want a broad all-round assortment. The manufacturer's UK specification includes concrete drill bits, HSS-G metal drill bits, wood drill bits, nutsetters, 25 mm and 50 mm screwdriver bits, a magnetic quick-change universal holder, a countersink, a ratchet-function hand screwdriver and a magnetic bar.
The main advantage is breadth. It is suited to users who would rather have one substantial accessory case covering drilling and screwdriving tasks than purchase several smaller sets. The potential drawback is that a larger case contains more accessories than an occasional DIY user may ever need.
The 103-piece X-Line configuration is aimed at broad drilling and screwdriving coverage. Bosch specifies TiN-coated metal drill bits, carbide-tipped masonry drill bits, wood drill bits, TiN-coated spade bits and holesaws among its contents.
This configuration is particularly interesting when the buyer wants more than the basic three-way combination of metal, masonry and wood drill bits. The presence of holesaws and wider wood-drilling accessories can make a substantial difference for installation work where larger openings are required.
The 100-piece X-Line configuration is another broad all-round option. Bosch describes its metal bits as HSS-TiN coated and includes carbide-tipped masonry bits, wood drill bits, TiN-coated spade bits and holesaws.
When comparing this with another large Bosch set, do not focus only on the nominal difference between 100 and 103 pieces. Examine the actual diameter ranges, number of screwdriver bits, presence of holesaws and other accessories. Three additional pieces are not automatically more valuable than a better distribution of useful sizes.
The V-Line 91-piece set takes a different approach to the large accessory kit. Bosch specifies TiN-coated metal drill bits, carbide-tipped masonry bits, wood drill bits with centring tips, screwdriver bits, a ratchet screwdriver and storage in a V-Line case.
The integrated ratchet is especially relevant for buyers who expect to carry out fixing jobs by hand as well as with a drill driver. It can be a useful distinction when comparing otherwise similar mixed sets.
The 70-piece X-Line configuration provides a substantial range without moving into the very largest cases. Bosch lists 11 HSS-TiN metal bits, six masonry bits, five wood bits, three TiN-coated spade bits, multiple 25 mm and 50 mm screwdriver bits, seven nutsetters and an adapter.
This is the type of set worth considering when a 30- or 40-piece case looks too limited but a 100-piece assortment feels unnecessarily large. The inclusion of both short and longer screwdriver bits also makes the configuration more versatile for different access requirements.
The Classic X-Line 60-piece set contains metal, masonry and wood drill bits alongside 25 mm and 50 mm screwdriver bits, nutsetters, a magnetic universal holder and a countersink. Bosch specifies eight HSS metal drill bits, six masonry bits and seven wood bits in this configuration.
The 60-piece format is a useful middle ground. It offers broader coverage than a compact household kit while remaining more focused than the biggest mixed sets.
The 54-piece Classic X-Line configuration combines six HSS metal drill bits, five masonry bits and five wood bits with a substantial screwdriver-bit selection. It also includes a ratchet-function pocket screwdriver and magnetic universal holder.
This can make sense for buyers who value screwdriving equipment as much as drilling accessories. The pocket screwdriver adds a manual fixing option without requiring the drill driver for every small task.
The 49-piece Premium X-Line set is smaller than the largest Premium configuration but still covers several important applications. Bosch specifies concrete drill bits, HSS-TiN metal drill bits, wood drill bits, spade bits, 25 mm and 50 mm screwdriver bits, a magnetic quick-change holder, a countersink and a screwdriver bit with depth stop.
The depth-stop screwdriver bit is a useful detail for buyers carrying out repetitive fixing work where controlling screw depth matters. This is an example of why accessory design can be more important than piece count.
The 50-piece X-Line set contains 11 HSS-TiN-coated metal drill bits, six masonry bits, five wood bits, two TiN-coated spade bits, 18 screwdriver bits, three nutsetters, a magnetic universal holder, an adapter and a countersink.
For many household and general DIY users, this type of set can represent a sensible compromise between variety and portability. The principal limitation is that the smaller overall selection cannot cover every specialist diameter or accessory found in the larger cases.
The 40-piece X-Line set combines metal, masonry and wood drilling with TiN-coated spade bits and screwdriver bits. Bosch also specifies a magnetic universal holder and countersink.
It is a particularly straightforward configuration for users who want a compact mixed set rather than an extensive workshop collection. The key question is whether the included drill diameters cover the fasteners, plugs and materials used most often in your projects.
For buyers who need a more application-focused alternative to the larger Bosch DIY sets, Bosch Professional offers a 35-piece combination containing CYL-3 cylindrical concrete drill bits, Extra Hard screwdriver bits, nutsetters and a standard bit holder. Bosch specifies concrete drill sizes from 3 mm to 8 mm in this particular configuration.
This type of set demonstrates an important distinction between a general-purpose consumer assortment and a professional accessory kit: fewer pieces can still provide a highly useful selection when the contents are concentrated around a particular type of work.
Bosch's naming can make different sets appear more similar than they really are. The safest way to compare them is to ignore the range name initially and examine the actual contents.
X-Line covers a broad family of Bosch drilling and screwdriving sets, including compact and very large configurations. Depending on the particular model, X-Line sets can contain HSS or HSS-TiN metal bits, masonry bits, wood bits, screwdriver bits, nutsetters, spade bits and holesaws.
Classic X-Line sets provide a more conventional mixed selection. They are worth comparing when you want drilling and screwdriving coverage but do not necessarily need the broadest Premium X-Line accessory assortment. Bosch's current 54- and 60-piece examples show how the range can combine metal, masonry and wood bits with both 25 mm and 50 mm screwdriver bits.
Premium X-Line configurations tend to emphasise broader accessory coverage. The 49-piece and 105-piece examples include combinations of drill bits, screwdriver bits, holders and additional accessories designed to cover a wider variety of jobs.
V-Line is another Bosch DIY family that can include drilling, screwdriving and manual fixing accessories. The 91-piece TiN-coated configuration includes a ratchet and magnet, making it particularly relevant to buyers who want a more complete fixing kit rather than a drill-bit-only collection.
This is one of the most important comparisons for serious buyers. Bosch DIY and Bosch Professional are not simply different colours of the same product range; they are positioned for different types of use and include different accessory systems.
Bosch Professional's current UK range includes dedicated drill-bit sets and mixed screwdriver-bit sets. Its Professional screwdriver bits use S2 modified steel and a heat-treatment process designed for strength and wear resistance, while certain PRO Impact bits are designed for high-torque screwdriving.
For occasional household jobs, buying a professional set can be unnecessary if a suitable Bosch DIY set already covers the required materials and sizes. Conversely, frequent professional use can justify concentrating on application-specific accessories rather than repeatedly replacing general-purpose bits that are being pushed beyond their intended workload.
Not every bit should be treated as interchangeable simply because it physically fits a tool. Before using a screwdriver bit in an impact driver, check that the bit is designed for that application.
Bosch Professional explicitly identifies certain screwdriver-bit products for rotary drills/drivers and impact drill/drivers, while its PRO Impact range is designed for high-torque applications.
The same principle applies to drill bits. A bit designed for conventional rotary drilling should not automatically be assumed to be suitable for hammer or impact applications. Always follow the tool and accessory manufacturer's compatibility instructions.
Look beyond the number of drill bits and inspect the diameter sequence. A useful set normally offers a sensible spread of common sizes rather than an impressive quantity of near-duplicates.
For example, Bosch's 50-piece X-Line set covers metal drilling from 1.5 mm to 6.5 mm, masonry drilling from 4 mm to 10 mm and wood drilling from 4 mm to 10 mm.
A common mistake is to assume that a set containing several identical PH2 or PZ2 bits is poorly designed. Screwdriver bits are consumable accessories. They can wear, become damaged or be left attached to another tool.
For repetitive fixing work, spare copies of common profiles can be more useful than a collection of obscure sizes that are rarely used. Bosch's larger sets deliberately include repeated common screwdriver-bit profiles, which can be advantageous for users who carry out regular fixing work.
Short 25 mm bits are compact and convenient for use with a standard bit holder. Longer 50 mm bits can provide additional reach and can be more convenient where the screw is recessed or access is restricted.
A set containing both lengths can therefore be more versatile than one containing only a larger number of short bits. Bosch's 60-piece, 54-piece, 70-piece and Premium X-Line configurations demonstrate the value of combining different bit lengths within one case.
A magnetic universal holder may appear to be a minor accessory, but it has a significant effect on convenience. It allows compatible screwdriver bits to be changed without repeatedly opening and closing the drill chuck.
Bosch includes magnetic universal holders in several X-Line configurations, while some Premium X-Line and Professional sets use quick-change or modular systems.
A bit set can contain excellent accessories and still become frustrating if the storage system makes it difficult to identify or retrieve them. Check whether the case keeps drill diameters clearly separated and whether screwdriver-bit profiles can be identified without removing every accessory.
A good case should also reduce the chance of bits being scattered together, particularly when the set is transported between a garage, workshop and job site. Bosch's X-Line and Professional ranges use dedicated cases and organisational systems for this purpose.
Piece count is one of the easiest specifications to compare, but it is not necessarily the most important. A 100-piece set is not automatically better for a homeowner than a 40- or 50-piece set if most of the additional accessories will remain unused.
Metal drilling requires an appropriate metal drill bit. Masonry drilling requires an appropriate masonry bit. Wood drilling benefits from the correct wood-bit geometry. Buying one mixed set does not mean every bit can be used interchangeably.
A bit fitting into a tool's holder does not prove that it is designed for impact use. Check the manufacturer's application information, particularly when using high-torque impact drivers.
Attractive storage is useful, but it should not outweigh poor diameter coverage or the wrong screwdriver profiles.
Specific coatings and bit geometries have application limits. Bosch explicitly identifies some HSS-TiN X-Line metal bits as unsuitable for aluminium, illustrating why the manufacturer's material guidance should always be checked before drilling.
Professional accessories can be excellent, but the additional specification may not provide meaningful value for someone who only hangs shelves, assembles furniture and performs occasional household repairs.
At the opposite extreme, a large household assortment may not be the best choice for repeated concrete, metal, tile or high-torque work. Specialist accessories are often a more logical purchase when one application dominates.
When two sets appear similar, use the following comparison sequence rather than relying on the headline piece count.
For general DIY, the strongest choice is usually a mixed set that includes the three essential drilling categories — wood, masonry and metal — together with a useful selection of screwdriver bits. The Bosch X-Line 40-, 50-, 60- and 70-piece configurations illustrate different points along this spectrum.
The ideal size depends on how varied your projects are. A compact set is easier to store and carry, whereas a larger kit reduces the likelihood of discovering that the required drill diameter or screwdriver profile is missing halfway through a job.
Homeowners should normally prioritise versatility rather than professional-grade specialisation. A set with common drill sizes, PH and PZ screwdriver bits, several Torx sizes, a magnetic holder and a sensible case can cover a surprisingly broad range of everyday tasks.
For someone who only performs occasional repairs, a 30- to 50-piece set may be easier to justify than a very large 100-piece case. Buyers who undertake furniture assembly, shelving, cable management, woodworking and regular maintenance may benefit from the additional coverage of a 60- to 70-piece configuration.
For metalwork, concentrate on the metal drill-bit specification rather than the overall set size. HSS is the key category, while HSS-TiN variants can provide additional characteristics specified by Bosch for particular applications.
If metal drilling is the dominant task, a dedicated metal-drill selection can make more sense than paying for dozens of masonry and wood accessories that will rarely be used.
For basic woodworking, look for sharp wood drill bits with appropriate centring geometry. Larger holes may require spade bits or a different drilling accessory altogether. Bosch's X-Line sets combine conventional wood bits with spade bits in some configurations, while Bosch Professional offers dedicated PRO Wood combinations for users who want a more focused selection.
For ordinary masonry work, look for carbide-tipped masonry bits with a useful diameter range. For heavier-duty concrete drilling, especially where a rotary hammer is involved, compare dedicated professional masonry or SDS accessories rather than assuming that a general-purpose household kit is appropriate.
Bosch Professional's current drill-bit range includes dedicated masonry and SDS options alongside mixed sets, reinforcing the importance of matching the accessory to the drilling system and material.
Correct use and storage can have a major effect on the practical lifespan of a bit set.
Wear is often visible before a screwdriver bit becomes completely unusable. A damaged tip may no longer sit securely in the screw head, increasing the chance of cam-out and damage to both the fastener and the bit.
If the bit repeatedly slips despite using the correct profile and size, inspect both the bit and screw. Continuing to use a visibly worn bit can make the job slower rather than faster.
Signs can include slower cutting, excessive heat, poor hole quality, wandering at the start of a hole and the need to apply substantially more pressure than previously required. The correct response is not necessarily to increase force; a blunt or damaged bit may simply need replacing.
One important point when comparing online listings is that the headline number can include more than drill bits and screwdriver bits. A set's total may include holders, adapters, nutsetters, countersinks, hand tools and other accessories.
For example, Bosch's 105-piece Premium X-Line specification includes a hand screwdriver, magnetic bar, nutsetters, a quick-change holder and a countersink in addition to its drilling and screwdriver-bit selection.
This is why buyers should always inspect the detailed package contents rather than interpreting a product's piece count as the number of individual drill bits supplied.
Many Bosch DIY X-Line screwdriver and drill-bit accessories use conventional formats intended for standard power tools. Bosch explicitly states that its 33-piece X-Line set fits standard power tools from all brands.
However, compatibility should still be checked at the accessory level. A conventional cylindrical-shank drill bit, a screwdriver bit with a hex shank and an SDS drill bit are not interchangeable simply because they all belong to the broad category of drill accessories.
A drill bit set is primarily concerned with creating holes, whereas a screwdriver bit set is designed to drive fasteners. A mixed drilling and fixing set combines both functions.
This distinction matters because a large screwdriver-bit assortment may contain very few actual drill bits, while a large drill-bit set may provide little coverage for screwdriving. Always check the package contents if the intention is to buy one case for both drilling and fixing.
If this is your first drill-bit set, avoid trying to cover every possible application. Start by identifying the tasks you expect to perform during the next year.
Before purchasing, compare the exact model or order number rather than relying solely on a product title. Bosch lists detailed package contents and order numbers for its current UK configurations, which helps distinguish sets that have similar names but different accessory inventories.
It is also sensible to check the current retailer listing immediately before purchase. Prices, stock status, packaging and individual variants can change, and a retailer may list multiple configurations under similar wording.
The best Bosch drilling and fixing bit set is the one that gives you the right combination of materials, sizes, screwdriver profiles and accessories for your actual work. For many homeowners, a well-balanced mid-sized X-Line or Classic X-Line set can be more useful than an oversized collection. Buyers who want maximum versatility can look towards the larger X-Line, V-Line and Premium X-Line configurations, while frequent professional users should compare Bosch Professional sets according to the specific application.
Most importantly, compare the detailed contents rather than buying on piece count alone. Check the drill materials, diameter ranges, screwdriver profiles, bit lengths, impact compatibility, storage system and any application restrictions. That approach makes it much easier to identify the Bosch set that represents the best fit for your tools, projects and working habits.
There is no universally best Bosch set. A compact X-Line set can be the better choice for occasional DIY, while a larger Premium X-Line or V-Line configuration may be preferable when you need broader drilling and fixing coverage. Professional users should compare Bosch Professional sets according to their dominant applications.
Bosch X-Line sets are designed around general drilling and screwdriving applications and are available in a range of sizes and configurations. The appropriate model depends on the materials and diameters required for your work.
Not necessarily. A 100-piece set generally provides greater variety, but a 40-piece set may offer better value and easier storage if its contents match your requirements. Compare the actual drill sizes and screwdriver profiles before choosing.
Bosch specifies HSS-TiN-coated drill bits for particular metal-drilling applications. However, suitability varies by material and product, so the manufacturer's instructions should be checked before drilling. Some Bosch X-Line TiN-coated sets specifically state that their metal bits are not suitable for aluminium.
Only use a screwdriver bit in an impact driver when the specific bit is designated as suitable for that application. Bosch Professional provides screwdriver-bit products specifically identified for impact drill/drivers and a PRO Impact range for high-torque work.
Many Bosch mixed sets do. For example, several X-Line and Classic X-Line configurations combine metal, masonry and wood drill bits with screwdriver accessories. Always check the exact package contents because the composition varies substantially between models.
A magnetic universal holder can speed up screwdriver-bit changes and help retain the screw while driving. It is particularly useful when a set contains many different screwdriver profiles.
They can be, particularly if you already use professional Bosch tools or need specialised accessories. However, occasional household users may find that a Bosch DIY X-Line, Classic X-Line or V-Line set provides sufficient coverage without paying for features they do not need.
Look for carbide-tipped masonry drill bits and check that the diameters match the wall plugs and fixings you intend to use. Also confirm that the bit and tool combination supports the required drilling mode.
Check for the screw profiles you use most frequently, particularly PH, PZ and Torx. A magnetic holder and a selection of both common and longer bits can improve everyday usability.
One large set is convenient when you regularly need a broad range of accessories. Several smaller application-specific sets can be better when your work is concentrated around particular materials such as metal, wood or masonry. The decision should be based on usage rather than piece count alone.
There is no universal replacement interval because wear depends on the material, drilling technique, frequency of use and bit quality. Replace a bit when it becomes damaged, excessively blunt, overheats unusually quickly or produces poor results despite correct technique.
The manufacturer's current product information is the most reliable place to verify package contents, order numbers, application guidance and technical specifications before buying. Retail listings should then be checked for the exact variant, current price and availability.