Heller HSS-Co Cobalt Twist Drills DIN 338 RN
- Heller 21332 5, These 9.1mm 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 21332 5 0990 HSS-Co Cobalt Twist Drills DIN 338 RN 9.1mm
- Pack Of 10