Description
HSS Cobalt Jobber Drill For particularly tough or hard metal drilling applications, such as stainless, Cr-Ni and special acid resistant steels. Manufactured to DIN338. Fully ground from solid material. High heat resistance for particularly tough metal drilling. 135 degrees split point eradicates the need to pre-drill/ centre punch. Prevents ‘walking’ and enables faster penetration. Dimensionally precise. High performance split point tip on drills with a 3mm diameter and above. We stock sizes from 1.0mm – 12.5mm. ALWAYS USE A COOLANT WHEN DRILLING WITH COBALT BITS