OEM ODM Accepted Chrome Vanadium Thermoplastic Rubber Hand Tool Kit

OEM ODM Accepted Chrome Vanadium Thermoplastic Rubber Hand Tool Kit. Industrial-grade chromium vanadium steel (Cr-V) forging: Sleeves and wrenches are heat-treated as a whole, with high hardness, torsion resistance and no tooth breakage, making them easy to disassemble. 150-piece one-stop package: covering two major drive square tenons, 6.3mm (1/4") and 10mm (3/8"), including a combination wrench, ratchet wrench, internal and external hex wrenches, and Phillips and f. Two-color TPR coated handle: It won't slip on oily hands, and it won't hurt your hand even after long periods of twisting (corresponding to your question about the TPR material).