Item Type: Turning Inserts Material: Carbide Blade Thickness: Approx.2.2mm/0.09in 14 CUTTING EDGES: These inserts have 4 edges to ensure fast machining, allowing users to rotate the inserts to replace them without the need to replace the entire bit. 2CARBIDE INSERTS: These turning inserts are made of excellent carbide material, with high hardness, high strength, wear resistance, and impact resistance. 3MULTIPLE USAGE: These carbide blades can be used for plywood planing, wood surfacing, fine machining, or slotting, with 90 degree angular clearance. 4APPLICABLE TOOL: These replacement blades can be installed on handheld and desktop routers, or other CNC equipment, which are stable and reliable. 510PCS IN 1 SET: This kit includes 10pcs carbide inserts, with standard specifications that can be directly replaced and installed, with a box for easy storage.10 x Inserts 1 x Storage Box