Professional 172PCS Ratchet Socket WrenchTool Kit 1/2" 1/4" 3/8" Repair Tool Set

172 Pieces includes a collection of the most popular sockets, ratchet wrenches, hex key, bits, universal joint, etc, Popular sizes of 1/2", 1/4" & 3/8" sockets., Made of high quality chrome vanadium steel, great abrasion resistance performance, fully hardened and durable, Used for tightening or loosening, applicable for most bolts, nuts, screws in the maintenance of automotive, mechanical, motorcycle and so on, Ratchet wrench can adjust positive and negative direction, extension bar adds length and universal joint gives you a better angle in limited space., Perfect for handyman, repairman, construction workers, mechanics, body shops, also a great tool set to have at home, garage and the workshop., type : ratchet wrenches, sockets, hand tools, etc, Material : premium chrome vanadium cr-v, Number of pieces : 172, Application : automobile maintenance and repair