10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Metal Unibit Step Drill Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Unibit Drill Bits for DIY Lovers, Multiple Hole Stepped up Bits - PRECIHW, L3008-JTZT

• 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. HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler. Revolutionary Design - Tri-flatted shank fits into power tools chuck securely and eliminates slip. two-flute design clears chips faster and allows particles to escape easily. Clear Laser Measurements - The well-manufactured bits come with very highly visible laser measurements for you to easily find the size you want, improving your drilling accuracy. 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).