Features1Perfect Combination: 4 tools in each set, which are opening tool, bearing dismantling tool, narrow mouth assembly and integration tool, with complete functions. 2Powerful Function: The heavy duty dental high speed handpiece bearing repair tool can remove cartridge collet, bearing, wind wheel with higher efficiency. 3Sturdy Structure: The high speed dental handpiece bearing removal tool is made of high quality stainless steel and alloy copper, which is sturdy and reliable. 4With Storage Box: The repair tool is equipped with a special protection box for storage and avoidance of loss. Each tool has its own location, which is clear at a glance and easy to use. 5Application: To repair handpieces, for opening and closing handpiece cartridge, replacing handpiece bearings. Compatible with mini cartridge and standard cartridge.SpecificationItem Type: Dental Handpiece Bearing Removal KitMaterial: Stainless Steel + Alloy CopperApplication: To repair handpieces, for opening and closing handpiece cartridge, replacing handpiece bearings. Compatible with mini cartridge and standard cartridge.Package List4 x Repair Tool 1 x Storage Box