Category guide

Drill Bits reviews

Bosch 2608594190 review - product image
Bosch2608594190

4.7 out of 5 stars1.5K reviews

Running cables through stud walls, fitting recessed downlights in a ceiling, or installing ventilation ducting through a cabinet — all of these jobs share one requirement: a...

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Bosch HC8526 review - product image
BoschHC8526

4.7 out of 5 stars409 reviews

Running plumbing through a concrete floor slab, venting a bathroom extractor fan through a brick wall, installing waste pipes through foundation blockwork, or setting electrical...

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Bosch HC5082 review - product image
BoschHC5082

4.6 out of 5 stars322 reviews

Running a new electrical circuit, data cable, or plumbing line through an existing building often means drilling through walls that are far thicker than they appear. A standard...

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Bosch HC5063 review - product image
BoschHC5063

4.6 out of 5 stars312 reviews

Most rotary hammer bits are designed to drill through a single wall, a single slab, or a single structural member. But construction sometimes demands more: drilling through a...

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Bosch HC8550 review - product image
BoschHC8550

4.7 out of 5 stars298 reviews

Drilling large, precise holes through concrete, reinforced masonry, or natural stone is not something you can do with an ordinary twist bit and a standard drill. These tough...

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Bosch 2608900266 review - product image
Bosch2608900266

4.6 out of 5 stars274 reviews

Drilling a 20 mm hole through reinforced concrete is one of the genuine tests of a rotary hammer and its bits. The dense aggregate, the unpredictable hardness of the concrete mix,...

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Bosch HC8555 review - product image
BoschHC8555

4.7 out of 5 stars213 reviews

Running a 100 mm ventilation duct through a reinforced concrete wall, creating a pass-through for plumbing pipework in a foundation, or drilling a large-diameter hole for an...

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Bosch HC5053 review - product image
BoschHC5053

4.6 out of 5 stars205 reviews

A 25 mm (1 inch) hole in concrete is the gateway size for serious structural anchoring — M20 and M24 through-bolts, heavy-duty chemical anchor capsules, and the drill diameter for...

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Bosch HC6531 review - product image
BoschHC6531

4.6 out of 5 stars145 reviews

At 35 mm in diameter and over 600 mm long, this is not a bit you reach for to mount a bracket or hang a picture. This is a heavy-duty SDS-max bit built for serious concrete...

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Bosch HC4C2011B25 review - product image
BoschHC4C2011B25

4.6 out of 5 stars117 reviews

When you are drilling into reinforced concrete day after day — hitting rebar, grinding through dense aggregate, and pushing bits to the limit of their working life — the cost of a...

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DEWALT DEWALT - DWAF5403B - 25/PACK review - product image
DEWALTDEWALT - DWAF5403B - 25/PACK

4.5 out of 5 stars115 reviews

Drilling into concrete, brick, or block is only as efficient as the bit you put in the chuck. A worn, low-quality, or wrong-sized masonry bit turns what should be a ten-second...

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Bosch HCFC5021 review - product image
BoschHCFC5021

4.6 out of 5 stars78 reviews

Drilling into plain concrete is straightforward. Drilling into reinforced concrete — the kind found in virtually every structural element built in the last century — is a...

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Bosch HC4032 review - product image
BoschHC4032

4.8 out of 5 stars61 reviews

A rotary hammer is only as effective as the bit you put in it. The best 4-joule SDS-plus hammer in the world will drill slowly, wander off centre, and wear itself out prematurely...

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Bosch HC5061 review - product image
BoschHC5061

4.4 out of 5 stars49 reviews

At 32 mm in diameter and over half a metre long, this SDS-max bit is built for the kind of holes that standard bits cannot reach — through thick foundation walls for drainage...

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Bosch M45015 review - product image
BoschM45015

4.4 out of 5 stars42 reviews

When a standard SDS-plus bit hits its limit at around 16 or 20 mm in diameter, and the job calls for a 22 mm hole through reinforced concrete — for a heavy-duty anchor bolt, a...

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DEWALT DW5831 review - product image
DEWALTDW5831

4.3 out of 5 stars42 reviews

When you need to drill a hole 51 mm in diameter through a solid concrete wall, a standard twist drill bit is not an option — the forces would destroy the bit and the hammer too....

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Bosch HC5070 review - product image
BoschHC5070

4.1 out of 5 stars31 reviews

There is a point where SDS-Plus reaches its limit and the job demands the step up to SDS-Max. When you are drilling 25 millimetre and larger holes for heavy structural anchors,...

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DEWALT DW5820 review - product image
DEWALTDW5820

4.9 out of 5 stars25 reviews

When standard-length bits bottom out before they reach the far side of a thick foundation wall, structural column, or multi-layer masonry construction, a long-reach SDS-max bit is...

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Bosch HC5041 review - product image
BoschHC5041

4.2 out of 5 stars29 reviews

When a standard two-cutter SDS-max bit starts to dull in hard concrete, progress slows, the bit runs hot, and the operator compensates with more pressure — which accelerates wear...

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