Strong and highly efficiency adsorption: highly strength adsorption screws to slippage, more to work For Furniture RepairDIY ModificationAutomotive RepairIndustrial ManufacturingAppliance RepairMachine Repair Electroplating technology: polishing to maintain original hardnessed is not easy rusted resistance Hardened steel forging rod head: highly heat steel forging highly hardnessed, good toughness, highly torqued highly hardnessed and durability: highly-frequency quenching, hardnessed up to HRC55, not easy to be deformed, Manufacturer: uikios