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HSS DIN 338 SMART STEP twist drill bit
The manually operated high-performance drill with unique SMART STEP technology (from dia. 2.5 mm) for high-precision circular drill holes in steel up to 1000 N/mm2, aluminium, plastic, non-ferrous metals, hard and soft wood.
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The original SMART STEP: the first twist drill bit with stepped drill bit tip geometry (from dia. 2.5 mm)
Precise, circular holes
Extremely comfortable drilling
- Eliminates pre-drilling, precise spot drilling without running off-centre
- Angled drilling possible
- Simple drilling or enlarging of an existing drill hole
Significantly faster than conventional twist drill bits with point thinning
Ideal for drilling out rivets and stud bolts
The first twist drill bit to enable precise, hand-held drilling up to dia. 20 mm without pre-drilling; even enables precise holes up to dia. 26.5 mm without pre-drilling when used in a box column drill
Shank reduced to dia. 12.7 mm from > 13.0 mm drill bit diameter for use in all standard 3-jaw drill chucks
3-flat shank (from dia. 4 mm)
- No spinning in the drill chuck: faster, more comfortable working
- Optimal power transmission
- Protects the drill chuck from damage
- Minimal effort required to loosen and tighten the drill chuck
Product packaging made from 100 % PCR (recycled plastic from household waste) and 100 % recyclable
For blind bores, please note the extended drill tip (see dimension l3)!
- Perfect for rivet holes, drilling out stud bolts, for drilling sheet metal and thin-walled profile materials (e.g. aluminium/window profiles).
- High quality of drill holes and significantly longer service life compared to conventional twist wood drill bits for drilling holes in wood.
- Ideal for high-precision, comfortable and quick work in solid materials (e.g. in steel with strength of up to 1000 N/mm², aluminium and plastics).
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