Stable Waterproof Rustproof Bearing, Ball Bearing, High Accuracy For High SPeed 15 DoubleSided Metal Shielded 682-Zz 683-Zz 684-Zz 685-Zz

Features: 1. Made of high quality steel, high hardness, better wear resistance. 2. The product is heat treated and has a longer service life. 3. Exquisite workmanship, each edge can lock screws accurately , no damage to the screw. 4. The use of the most advanced technology, the design of waist which can enhance the durability of the screwdriver bits. 5. 108pcs screwdriver bits with various models, can meet different using needs. Specification: Condition: 100% Brand New Item Type: Screwdriver Bit Material: CR-V Chrome Vanadium Steel Specifications: 1/4 inch 6.35MM hex handle Model: PZ1 / PZ2 / PZ3 / H4 / H5 / H6 / TX10 / TX15 / TX20 / TX25 / TX30 / TX40 / PH1 / PH2 / PH3 / SL4,5 / SL6 / SL7 Quantity: 108PCS Package List: 108 * Screwdriver Bit