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: *Material: Alloy steel *Color:black *Length: 65mm/110mm (Approx.) *Type:double heads *Bits size:PH2Package Contents:1* screwdriverBit or 2* screwdriverBits Note:1. 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.2. Please allow slight manual measurement deviation for the data.