General description The 30Pcs/Set Copper Pipe Cutting Blade Replacement is designed for tube cutters compatible with 15mm and 22mm pipes. Made from high-quality alloy steel, these blades undergo overall heat treatment, ensuring high hardness and strong cutting ability. The black finish provides resistance to rust, making them ideal for cutting thin-walled copper or stainless steel pipes. Technical specifications Blade Size: 18 * 3mm Thickness: 3mm Hole Inner Diameter: 5mm Hardness: HRC65 Quantity: 30pcs Color: Black Material: Steel Other information Package Contents: 30 * Tube Cutter Blades Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.