HUAZHICHUN Step Drill Bit Set, with Automatic Center Punch, HSS High Speed Steel Titanium Coated Home Improvement Workshop Industrial 6 Pcs Sets - Product Features
- 2-FLUTE DESIGN: Titanium-coated bit with 2-flute design for versatile drilling in steel, stainless steel, copper, aluminum, and other surfaces
- CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
- HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
- Size Includes - One drill with 10 steps: 1/4\", 3/8\", 1/2\", 5/8\", 3/4\", 7/8\", 1\", 1-1/8\", 1-1/4\", 1-3/8\" can fit the majority of brands currently on the market.
- A Must-Have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal (excluding steel or any other harder metal).