1. Titanium nitride coated.
2. 1/4" hex shank for cordless screwdrivers.
3. Suitable for use with steel, wood, plastic etc.
4. Hardness:HRC61.
5. 13PCS per set.
6. 100% High quality and Brand new.
7. These Am-Tech branded, professional quality drill bits are titanium coated for a longer life and durability.
8. All drill bits come with the 1/4" hex shanks to fit into your drill.
9. It fits cordless screwdrivers, drills etc or use in standard drill chuck .
10. Meterial: HSS(High Speed Steel).
11. Color: Titanium Coated.
12. Package Includes:13pc Hex Shank Titanium Change Drill Bits .