Function: Made of chromium and vanadium steel for strength and durability. Suitable for fastening and removing nuts and bolts. The ratchet wrench (positive and negative adjustable) that falls off quickly, the button quick release function can ensure that the socket is firmly locked in the use process, and the socket can be easily removed or quickly replaced with greasy or greasy fingers. It's an ideal set of tools for opening the accelerator, and the small nuts are usually used in air conditioning, seat nuts, tire fenders, door locks and household (basically included). The items come in plastic briefcases that are easy to carry. Specification: Material: Chrome vanadium steel Number of pieces: 46 Pcs Product specifications: Flowers Hex: T10 / T15 / T20 / T25 /T30 / T40 Inner flat head hex: H3 / H4 / H5 / H6 /H7 / H8 A word: SL4 / SL5.5 / SL7 Straight : S4 / s5.5 / s7 Cross: PH1 / PH2 / PH3 M word: PZ1 / PZ2 / PZ3 13-1/4"DR Sockets: 4-4.5-5-5.5-6-7-8-9-10-11-12-13-14MM 3-hex key wrenches: 1.5 / 2.0 / 2.5MM 1-1/4"DR universal joint 1-1/4x2" extension bar 1-1/4"x4" extension bar 1-1/4"x6" flexible extention 1-1/4"DR sliding T bar 1-1/4" quick ratchet handle 1-6" spinner handle 1-bit adaptor 1-blow case Package Includes: 1 x Car Repair Tools Kit