Features: *It is made of high-strength steel material, very sturdy, firm and wear-resistant for us to use. *Magnetic bits, in the installation can easily absorb screws. Toughness is good, hard to rupture and wearproof. *Suitable for installation in pneumatic screwdrivers, electric screwdriver, rechargeable drill, using the wind batch. *Widely used power tools, electric screwdriver assembly, electronics industry, household appliances, precision instruments industry, furniture industry screw equipment. *You will receive 50 pieces of screwdriver bits only, other accessories demo in the picture are not included. Specifications: *Product name:Slotted Screwdriver Bit *Material:Steel *Color:Silver *Size:Approx. SL1.0,SL1.3,SL1.5,SL2.0,SL2.5,SL3.0,SL3.5,SL4.0,SL4.5,SL5.0(Optional) *Shank Diameter:About 4 mm *Length:About 28 mm *Application:For power tools, electric screwdriver assembly, electronics industry, household appliances, precision instruments industry, furniture industry screw equipment *Quantity:50 Package Content: 50 x Screwdriver Bits Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data. It is made of high-strength steel material, very sturdy, firm and wear-resistant for us to use. Magnetic bits, in the installation can easily absorb screws. Toughness is good, hard to rupture and wearproof. Suitable for installation in pneumatic screwdrivers, electric screwdriver, rechargeable drill, using the wind batch. Widely used power tools, electric screwdriver assembly, electronics industry, household appliances, precision instruments industry, furniture industry screw equipment. You will receive 50 pieces of screwdriver bits only, other accessories demo in the picture are not included. Specifications: