Manual Impact Driver Set 1/2in 8Pcs, Alloy Steel

【Product material】Manual impact driver made of high quality chrome vanadium alloy steel material, high strength, strong and durable, long service life 【Package contains】Stubborn screw extractor package contains 1 x impact screwdriver, 1 x 8 x 70mm / 0.31 x 2.76in slotted screwdriver bit, 1 x 8 x 70mm / 0.31 x 2.76in Cross screwdriver bit, 2 x 8 x 35mm / 0.31 x 1.38in slotted screwdriver bit, 3 x 8 x 35mm / 0.31 x 1.38in Cross Screwdriver bits with a wide selection to suit a variety of applications 【Working principle】Manual impact driver is a hand tool that transforms the force of a hammer blow into a powerful torque, mainly used to open stubborn screws and screw caps that are difficult to open with a common plate 【Easy to carry】Screw extractor set is sorted and stored in a storage box, which is organized and easy to take with you, and is widely used in the mechanical industry and construction industry 【Purchase note】Please pay attention to the product specifications before purchasing to avoid purchasing the wrong product