ITEM NAME:13Pcs Sided Rotary Spot Weld Cutter Kit 3/8 Inch HSS Spot Weld Cutter Remov I7J6 13Pcs Sided Rotary Spot Weld Cutter Kit 3/8 Inch HSS Spot Weld Cutter Remov I7J6 1.100% brand new 2.High strength and hardness, durable enough. 3.Easily separate spot-welded panels. 4.Double sided 3/8 inch rotary blade and hex shank fit for most of drills. 5.Separate Spot-welded sheet metal, panel, etc and cut small access holes. Material: metal Color: Black+Silver Diameter of the saw tooth part: 3/8 inch(9.5mm) Package Contents: 1 * Drill with Cutter 2 * Pin 10 * Extra 3/8 inch cutters.1 Drill with Cutter. Easily separate spot-welded panels.