Feature: *Made of high quality material, durable and practical to use. *It is made of high-strength chrome alloy steel and is very durable. *Suitable for installation in pneumatic screwdrivers, electric screwdrivers, rechargeable electric drills, use of wind batch. *Widely used power tools, electric screwdriver assemblies, electronics industry, household appliances, precision instrumentation industry and furniture industry screw equipment. Specifications: Product name:Cross Screwdriver Bits Material: Alloy steel Color: Grey, Yellow Head: PH2 Length: 65mm (Approx.) Quantity: 5pcs Package Included: 1 Cross 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.