Features: *It is made of high-strength S2 Steel, very durable, 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. *Screwdriver Bits only, other accessories demo in the picture is not included Specifications: Product name: Hex Screwdriver Bit Material: Steel Color: Silver Shank: (5/32 Inch) 4mm Hex Shank Length: (Approx. ) 28mm Optional Type: 5 x H0.7, 5 x H0.9, 5 x H1.3, 5 x H1.5, 5 x H2, 5 x H2.5, 5 x H3, 5 x H3.5, 5 x H4 Function: power tools, electric screwdriver assembly, electronics industry, household appliances, precision instruments industry, furniture industry screw equipment Quantity: 5Pcs Package Included: 5 x Screwdriver Bit 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.