BoschHC8021
When a standard SDS-Plus drill bit reaches its diameter limit at around 32 millimetres, and you need to put a 50, 65, or 80 millimetre hole through a reinforced concrete wall for...
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Drill Bits reviews
DEWALTDW5819
Drilling a 25 mm hole through reinforced concrete is one of the most common tasks in structural fixing — it is the standard diameter for M20 anchor bolts, the workhorse of...
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DEWALTDW5710
Drilling large-diameter holes through reinforced concrete, structural masonry, and hard aggregate is not a job for standard drill bits. When the hole needs to be 20 mm, 25 mm, or...
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DEWALTDW5830
When the hole diameter climbs past 30 mm — beyond the reach of any SDS-plus system — you are firmly in SDS-max territory. A 35 mm hole through reinforced concrete is not a casual...
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BoschHC4C2293
When you need to anchor something substantial to concrete — a structural steel column, a heavy machinery plinth, a safety barrier — the hole is going to be large, deep, and almost...
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DEWALTDW5809
When a standard SDS-plus drill bit tops out at around 16 mm and the job demands a clean, straight hole through reinforced concrete for anchor bolts, rebar dowels, or pipe sleeves,...
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DEWALTDW5824
When the job calls for drilling into reinforced concrete, solid stone, or dense masonry, a standard drill bit simply will not do. You need something built to withstand punishing...
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DEWALTDW5828
When the hole size climbs past 40 mm in structural concrete, the bit itself becomes a serious piece of engineering. At this diameter, the volume of material being pulverised per...
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DEWALTDW5825
Some anchor holes need to go deep — through thick foundation slabs, beneath multiple layers of screed and insulation, or through structural beams where the anchor must reach well...
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BoschHC8516
Drilling large-diameter holes through reinforced concrete, brick, or block is one of the most demanding tasks a rotary hammer faces. Standard twist drill bits struggle beyond...
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DEWALTDW5715
Not every hole in reinforced concrete demands a four-cutter carbide head with advanced rebar-cutting geometry. For many professional fixing applications — anchoring pipe supports,...
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BoschHC4C2283
Drilling into concrete, brick, or stone is not the same as drilling into wood or drywall — it takes the right tool, the right bit, and a fair bit of patience. Whether you are...
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BoschHC2084B25
For contractors who install fixings in concrete and masonry day in and day out, 10 mm SDS-plus bits are a consumable that disappears from the tool bag at a surprising rate....
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BoschHC4C2297
Drilling a 32 mm hole through reinforced concrete is where rotary hammer bits earn their keep or reveal their weaknesses. At this diameter, the bit is cutting through a large...
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DEWALTDW5818
When you are anchoring structural steel, installing heavy machinery, or bolting down racking systems, a standard SDS-Plus bit will only get you so far. Once you need holes beyond...
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BoschHC5092
Some holes need to go deep. When you are anchoring into a concrete foundation that is half a metre thick, drilling through a retaining wall to install drainage, or setting long...
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DEWALTDW5807
Most holes drilled into masonry are shallow — 30 to 80 millimetres for a wall plug, an anchor bolt, or a pipe clip. But occasionally, a job demands a hole that passes all the way...
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BoschHC4041
When a job calls for drilling a 22 mm hole more than half a metre deep through reinforced concrete, you are well past the territory where a standard SDS-plus rotary hammer and bit...
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DEWALTDW5815
For drilling medium-diameter holes in concrete — anchor bolts for structural fixings, through-holes for threaded rod, and penetrations for smaller pipes and conduits — a quality...
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BoschHC5036
When a standard SDS-Plus rotary hammer bit reaches its diameter limit — around 25 mm to 28 mm in concrete — and the job demands a larger hole for anchor bolts, service conduits,...
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