For best results, avoid using the box end to unscrew old and solid screws to prevent damage to the closing spring. Ratcheting Wrench Set SAE and Metric? -25pcs Ratchet Wrenches Set includes ratchet wrenches metric and standard 8,9,10,11,12,13,14,15,16,17,18,19mm; SAE Wrenches 1/4'' 9/32'' 5/16'' 11/32'' 15/32'' 3/8'' 7/16'' 1/2'' 19/32'' 9/16'' 5/8'' 11/16'' 3/4'', which can meet your various repair needs.
- DISEN ratcheting wrench set is made of high-quality chrome vanadium steel, mirror polished, durable and comfortable to hold. Heat treated for maximum strength and chrome plated for corrosion and rust resistance. Convenient and Practical Storage Case? -The included black storage case is made from high-quality plastic, designed to keep these ratchet wrenches organized and protected. It's portable and sturdy, ensuring your tools remain in excellent condition over time.
Any problem please contact DISEN to help you solve.