Twist drill bit assortment HSS DIN 338 SMART STEP 25 pcs
The high-performance drill bit with unique SMART STEP technology (from dia. 2.5 mm) for high-precision circular drilling in steel up to 1000 N/mm², aluminium, plastic (e.g. acrylic glass, HPL, Trespa or screen printing plates), non-ferrous metals, hard and softwood