characteristic Equipped with built-in bearings-there is no need to replace the bearings when replacing the blades! Made of high strength steel. Excellent grinding process, easy to cut the protective cover of wire. Suitable for most manual or stripping machines to replace blades. Before buying, please check the original blade size of your stripper. If the size of your original blade is smaller than the replacement blade, it may not be suitable for your machine. describe Name: upgrading and replacing blade of stripping machine Material: steel COLOR: silver Blade thickness: 12mm Specification: 53mm Quantity: 1 piece This product does not include wire stripper. Package Contents: 1 x Stripping machine replacement blade Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.