Item Type: Pull Stud Wrench Material: 42CrMo Alloy Steel Surface Treatment: Galvanized Model: PS BT50 1HIGH HARDNESS: Made from 42CrMo alloy, this wrench is quenched to achieve higher hardness, anti deformation and shock resistant. The black surface treatment prevents rusting. 2PRECISELY PROCESSED: The slot position undergoes precise machining to prevent contact wear and damage, ensuring durability and longevity. 3ANTI SLIP HANDLE: The handle is designed with knurled patterns to prevent slippage, providing a secure grip and enhancing user safety. 4USER FRIENDLY: Humanize designed, the wrench could prevent the nails from falling out after disassembly, ensuring safe and efficient operation. 5PORTABLE SIZE: With a compact and portable size, this pull nail wrench is easy to carry, ideal for CNC machine tools.1 x Pull Stud Wrench