This 19-piece HSS cobalt drill bit set is designed for drilling tough metals. The bits are fully ground and made from HSS with 5% cobalt, offering excellent heat resistance and durability. Perfect for professional or industrial use.

Suitable for:

• Stainless steel

• High-alloy steels

• Cast iron

• Hardened steels

Specifications:

• Sizes: 1 to 10 mm (in 0.5 mm increments)

• Material: HSS with 5% cobalt

• Finish: fully ground

• Standard: DIN 338

• Recommended use with cutting oil (e.g. code 51932)

• Supplied in durable case