Draper HSS Cobalt Drill Bit, 6.0mm

Amazon

Durable and robust High performance flute design geometry for superior chip extraction Manufactured to EU Standards, Weight: 0.04 Pounds, Manufacturer: Draper

Electrical World

Expert Quality, metric-sized high speed steel drills (with 5% cobalt). The addition of cobalt to HSS prevents wear for longer life. Display packed.