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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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Variants
The original SMART STEP: the first twist drill bit with stepped drill bit tip geometry (from dia. 2.5 mm)
Precise, circular drilling
Extremely comfortable drilling
- Saves pre-drilling, precise tapping without running off centre
- Angled drilling possible
- Simple boring 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-guided drilling up to dia. 20 mm without pre-drilling, and when used on a box column drill, even allows precise drilling up to dia. 26.5 mm without pre-drilling
From drill diameter > 13.0 mm, shank reduced to dia. 12.7 mm for use in all common 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
- Little effort required to loosen and tighten the drill chuck
Product packaging made of 100 % PCR (recycled plastic from household waste), 100 % recyclable and Cradle to Cradle Certified® Bronze
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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