5 x 10mm Spot Weld Drill Bits - High-Speed Cobalt for Car Body Panels - HSCo
Spot Weld Drill Bits 10mm, 5% Cobalt Spot Weld Drill Bits - 5 Pcs. Use this quality 5% Cobalt 10mm Spot Weld drill bit for drilling out spot welds on most common vehicle panels including galvanized and high stress steels.