You will receive 3 pieces of 45mm long drill bits, 6.5mm, 8mm, 10mm (1/4" 5/16" 3/8") in three different sizes to meet different needs. High quality HSS cobalt drill bits with titanium coating, high hardness, consistent performance and great durability. The spot weld drill bits are well made and burr-free, with clear graduations for easy size identification and quick use. Versatile, these spot weld drill bits are suitable for removing spot welds from thin sheets of stainless steel, iron, aluminum, car body, etc. The three-point drill bit with its centering point helps you quickly and accurately position the cutting surface and easily separate the spot welded panels without deforming them. Mesee 3pcs HSS Cobalt Spot Weld Drill Bits Kit Spot Weld Panel Removal Cutter - 6.5mm/8mm/10mm You will receive - three 45mm lengths of spot weld bits in sizes 1/4 (6.5mm), 5/16 (8mm) and 3/8 (10mm). Sturdy and durable - Spot weld drill bits made of cobalt high speed steel with a heat resistant