General description This 13-piece Spot Weld Cutter Set features double-sided rotary cutter blades designed to separate spot-welded panels more effectively than traditional panel cutters. The set includes a 3/8 inch rotary blade and a hex shank that fits most drills, making it versatile for various applications. Technical specifications Material: High-strength heat-resistant steel Blade type: Double-sided rotary cutter Blade size: 3/8 inch Package contents: 13 x spot weld drill bits Measurement allowed error: +/- 1-3 cm Compatibility and accessories Suitable for thin stainless steel sheets Compatible with iron sheets Works with aluminum sheets Effective on F.R.P and other thin metal sheets Installation Easy to replace blades when they begin to dull Designed for stable drilling with minimal incision resistance Usage Efficiently separates spot-welded panels without distorting the sheet metal Ideal for cutting small access holes in metal sheets Alleviates the need to pry and break welds