General description 4x HSS Co Cobalt Spot Weld Drill Bit Set designed for cutting and separating panels. This set includes two sizes: a 6mm bit and an 8mm bit, both made from a special grade steel cobalt blend for durability and high performance in high-speed operations and high-temperature applications. Technical specifications HSS Co 8mm bit overall length: 3-1/8 inch (79mm) HSS Co 6mm bit overall length: 2-1/2 inch (65mm) Material: Steel Color: Silver Measurement allowed error: +/- 1-3 cm Application Use the spot weld drill bits to effectively separate spot welds and resistance spot weld panels without distorting the sheet metal. High Quality Manufactured from HSS steel with cobalt, these bits offer high strength and hardness, ensuring ease of use and longevity. Other information Package Content: 4 x Spot Weld Drill Bits. Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing.