Heller HSS-Co Cobalt Twist Drills DIN 338 RN - Heller 21231 1, This 4.
5mm HSS-Co cobalt twist drill from Heller is equipped to tackle the toughest drilling jobs in stainless steel and metal.
It is made from a special HSS steel with a 5% cobalt content.
Sold singly.
Heller 21231 1 0990 HSS-Co Cobalt Twist Drill DIN 338 RN 4.
5mm - Single