Draper HSS Cobalt Drill Bit, 7.0mm

Amazon

The addition of COB alt to HSS prevents wear for longer life High performance flute design geometry for superior chip extraction Manufactured to EU Standards, Weight: 0.07 Pounds, Manufacturer: Draper

ManoMano

General description Expert Quality, metric-sized high-speed steel drills with 5% cobalt. The addition of cobalt to HSS prevents wear, ensuring a longer life for the drill.

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.