ITEM NAME:7pcs CR-V Screwdriver Bits Set Phillips Slotted Bit Phone Disassembly Tool #gib Store Home Promotion Hot Item Add to Fav.Material: Chromium Vanadium Alloy Steel. There is a sleeve matched with electric drill and 6 types of screwdriver bits with different specifications. 7 X Screwdriver Bits. Compact and portable design, complete models, easy to carry, simple operation, can greatly improve work efficiency.