5% Cobalt Spot Weld Drill Bits – 6, 8 & 10mm

5% cobalt spot weld drill bits are made for drilling out spot welds to separate panels — cobalt (M35) high-speed steel that cuts through the hard, work-hardened weld nugget without burning out, ideal for automotive body and panel work.

Grade
M35 high-speed steel with 5% cobalt for heat and wear resistance against hardened weld metal.

Sizes
6mm, 8mm and 10mm.

Uses
Drilling out resistance spot welds to separate spot-welded sheet metal panels for repair, replacement or restoration.

For general drilling in stainless and hard steels, see our cobalt HSS drill bits.

Choose your size above — sold as single bits.

Also known as spot weld removal drills, cobalt spot weld bits, panel spot weld drills or weld drilling bits.