0018300900100 HSS Cobalt drill size 9mm

The Alpen HSS Cobalt 9mm drill bit is a heavy-duty tool designed for drilling into high-tensile materials. The 5% cobalt alloy construction provides exceptional heat resistance, while the reinforced web ensures stability during deep-hole drilling in steel and cast iron up to 1,300 N/mm². This bit is an excellent choice for motorcycle mechanics who need to drill through hardened frame components or engine mounts. Alpen’s specialized design ensures a long service life even when used on the most demanding materials. This 9mm cobalt drill bit is sold individually.