8.5mm Industrial Cobalt HSSE

Dewalt

With 8.5mm diameter , this EXTREME Cobalt metal drill bit, deliver superior drilling into metal. Featuring a non slip shank, a no-walk tip for curved surfaces and a strong central core that improves fracture stability, particularly in freehand use (4.8mm diameter and up). Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm², The 'no-walk' tip allows for easier penetration of all surfaces (5mm and above). Cleaner, more accurate, burr-free holes due to recessed cutting wings, No slip shank; spin proof three sided shaft for optimal grip in drill chuck 5% cobalt alloyed High Speed Steel, Unique tip improves efficiency and eliminates walking