DEWALT 100-piece Combination Impact Screwdriver Bit and Drill Set
- Tamper Proof Security Bits in the Following Sizes T5, T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, and T40.
- Drill bits made from high quality S2 steel material for ultimate durability, suitable for industrial use.
- Strong magnetic and high precision. each edge can be accurately locked screws, no damage to the screw and the screwdriver head.
- Not only can you use the bits on hand tools, you can easily insert them to any 1/4 inch hex shank power drill to use.