Description: 100% brand new and high quality It made of high-strength S2 alloy steel, very durable. Toughness is good, hard to rupture and wearproof. Magnetic bits, in the installation can easily absorb screws 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. Specifications Material: S2 Steel Overall length: 100mm Type of head: PH2/Slotted/Hex Type of shank: 6.25mm/ 1/4" hex Slotted :6,5,4,3 Phillips:6.0xPH2,5.0xPH2,4.5xPH2,4.0xPH2,4xPH1,3.0xPH1 Quantity: 1 Set (10 Pcs) Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 10x Screwdriver Bit Set