Spot Weld Cutter Drill Bit High Speed Steel Double Sided Rotary Spot Weld Cutter Remover Sawtooth Circle Spot Weld Carbide Drill Bit-3/8 inch and 5/16 inch Drill Bit-

Features: 1. 100% brand new and high quality. 2. The shank is forged with high speed steel, which is sturdy and not easy to deform. 3. Made of high quality carbide material, the drill bit tip is of high hardness and hard to break. 4. Sharp sawtooth makes sure fast and smooth cut under high speed. 5. Can be installed on electric rotary tool to remove welding spot.   Specification: Material: High Speed Steel + Carbide Color: Silver + Black Total Length: 77mm / 3.03in Shank Diameter:  Sawtooth Circle Diameter: 3/8"(9.5mm), 5/16"(8mm) Options: 1pc 3/8" drill bit, 1pc 5/16" drill bit, 1pc 3/8" drill bit + 1pc 5/16" drill bit Weight: Approx. 23-48g   Package Includes: 1 x 3/8" drill bit or 1x 5/16" drill bit or 1 x 3/8" drill bit 1x 5/16" drill bit (Based on your choice)