For detailed information, other images and documents, please select individual articles from the following table.
Stepped twist drill bit assortment HSS blank 3 pieces
Extremely versatile and fast stepped twist drill bits with an exceptionally long service life.
Register now and access more than 125,000 products
Variants
Register now and access more than 125,000 products
High-precision drilling
Self-centring drill tip
Up to 30% faster
Compared with competitor products, thanks to optimally tailored cutting edge geometry.
Up to double the service life
Compared with competitor products, thanks to reduction of wear on the drill tip and main cutting edges, and on the radial and axial relief grind.
No slipping in the drill chuck
Three-face shank and 1/4 inch bit holder.
Precise working
Laser-inscribed diameters in both spiral grooves.
Very little reworking required
Precise, circular drilling holes.
Ensure that there is sufficient cooling/lubrication. Make sure that the feed is even. Observe the speed table.
Materials to be processed:
Normal steels, non-ferrous metals such as aluminium, other non-ferrous metals and plastics
Centring, tapping, drilling and deburring of sheets, pipes and profiles in a single work process.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!