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.
The original SMART STEP: the first twist drill bit with step drill tip geometry (from dia. 2.5 mm)
Precise circular holes
Extremely convenient drilling
- Saves pre-drilling, precise spot drilling without running off centre
- Tilted drilling possible
- Simple reboring or enlarging of an existing drill hole
Significantly quicker than conventional ground twist drill bits
Perfect for drilling out rivets and stud bolts
First twist drill bit to enable the handheld drilling of up to dia. 20 mm holes without predrilling; even enables precise holes up to dia. 26.5 mm without predrilling when used in a drill press.
Shank reduced to dia. 12.7 mm from > 13.0 mm nominal bore diameter for use in all common 3-jaw drill chucks
3-face shank (from dia. 4 mm)
- No twisting in the drill chuck: faster, more comfortable working
- Optimum transfer of force
- Protection of the drill chuck from damage
- Little effort required to open and close the drill chuck
Notice
For blind bores, please note the extended drill tip (see dimension l3)!