-hook tool is a standard type, fit for most springs. It is not only used for trampoline springs, but also for spring disassembly and assemble of various home machines. Comfortable firm grip helps reduce hand strain and slippage. Which is sturdy and durable, anti-rust and , ensure long time of usage. Features - Color: Silver. - Material: Steel. - Size: 14.00 x 10.00 x 0.50cm/ 5.50 x 3.93 x 0.20 inch. - 10 pieces of spring pull tools, enough quantity for you to daily use and can provide a long service for you. - This adjustment T-hook spring pull tool is a standard type, suitable for most size springs. - It is an essential tool for installing trampolines, and perfect for most trampolines. - The handle smooth and safe to hands, make it easy to be held without slipping. - And the universal size can give you plenty of room for gripping. Package list: 30 x spring pullers