General Description This spot weld drill bit set is made of high-quality high-speed steel, offering high hardness and excellent wear resistance. Thanks to its double-sided blade design, it improves work efficiency and doubles productivity compared to traditional models. This tool is ideal for removing spot-welded panels or metal sheets without deforming the metal or damaging sub-assemblies. Technical Specifications Product Type: Spot Weld Removal Set Material: High-Speed Steel Sawtooth Diameter: 3/8 inch Shank Diameter: 8 mm Compatibility and Accessories Suitable for: Thin stainless steel sheets, iron sheets, aluminum sheets, and other thin metal sheets Packing List: 1 x Drill with cutter, 5 x Toothed cutters, 2 x Small drills, 1 x Round drill Installation The professional design and reasonable structure of this tool make it easy to install and replace. Usage: Use this tool to remove spot-welded panels or cut metal sheets without the risk of deformation or damage to underlying parts.