Heller HSS-Co Cobalt Twist Drills DIN 338 RN
- Heller 21258 8, These 1.7mm HSS-Co cobalt twist drills from Heller are equipped to tackle the toughest drilling jobs in stainless steel & metal. They are made from a special HSS steel with a 5% cobalt content. Sold in packs of 10. Heller 21258 8 0990 HSS-Co Cobalt Twist Drills DIN 338 RN 1.7mm
- Pack Of 10