Set Of Three Titanium Coated Welders Spot Drills Specification *6.5mm (1/4″). 8mm (5/16″) and 10mm (3/8″) *High Speed Cobalt Bit, Titanium Coating Prevents Bit Dulling from Overheating. *1-3/4″ (45mm) Length *Flat Shaft for Sure Grip, Special Centering Nib Design to Avoid Slipping.
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