YIYITOOLS Screwdriver Bit Set 45 Piece, Impact Driver Bit Set for Drills and Drivers, Assorted Steel Drill Bits in Storage Case for Wood Metal Cement Drilling and Screwdriving,YY2020051
- Titanium nitride (TiN) coating lasts 2.5x longer than non-coated bits.
- 135 degree split point geometry for faster starts and reduced walking.
- Impact rated: For use in 1/4 inches Hex impact drivers.
- For drilling holes in ferrous metal, wood, plastic, non-ferrous metal, cast iron and stainless steel.