Feature: 1. Function: The tool set can remove the spot welded panel or metal plate without distorting the metal or damaging the panel below, reducing skid welding and weld breaking. 2. Practical: Perfect for removing spot welds cuts a groove around the circumference of the spot weld with interchangeable heads, applicable for 3/8in and 5/16in drill bits. 3. Package Includes: The tool set includes two spot weld cutter, four weld cutter ends, two spare centralizing pins, a hex key for fast and easy change and a storage box. 4. Material: Adopts premium high speed steel material is designed for long service life to support quick speed running rate and high temperature applications. 5. Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. Specification: Item Type: Spot Weld Cutter SetMaterial: High Speed Steel .Package Includes:1 x 5/16in spot weld cutter (complete) 2 x 5/16in spot weld cutter ends (double ended) 1 x 3/8in spot weld cutter (complete) 2 x 3/8in spot weld cutter ends (double ended) 2 x spare centralizing pins. 1 x Hex key for fast and easy change Package List: 1 x Spot Weld Cutter Set ( 9 pcs )1 x Storage Box