Step Drill Bit, 3/16 to 1-3/8 inch, 3/8 inch Triangular Shank, TiAlN Coating Cobalt High Speed Steel, Four Spiral Flute Step Bit for Metal, Stainless Steel, Al, Wood, Plastic, Fiberglass

Highlights

Multi-Size Versatility: This step drill bit includes nineteen precise sizes from 3/16 to 1-3/8 inch to handle diverse drilling needs. Minimal bit changes help maintain an efficient workflow across projects

Long-Lasting Sharpness: The step bit is made of cobalt high-speed steel with an AlTiN coating to withstand wear and stay sharp. It is ideal for stainless steel, metal sheets, and other tough materials

Optimized Cutting Angle: Our step drill bit for metal features a 118° tip and four-flute design, ensuring fast chip clearing, less heat buildup, and clean, burr-free holes in wood, plastic, and fiberglass

Universal Quick-Change Shank: Triangular shank design fits almost all standard drills for quick, secure bit changes. This metal step drill bit is compatible with a wide range of power tools for DIYers and pros alike

Wide Application: For materials up to 1/8" (3 mm) thick, this step drill bit for stainless steel works seamlessly on stainless steel, sheet metal, wood, plastic, and fiberglass. It is essential for both home renovation and industrial applications

Specification

Brand:VEVOR

Details

1-3/8 inch High-Speed Steel Step Drill Bit

This step drill bit provides 19 different hole diameters for maximum flexibility across your drilling projects. One purchase meets your needs—no constant tool changes required.

Our step bit is coated with TiAlN for high hardness and smooth cutting, and crafted from cobalt high-speed steel with heat treatment for superior strength and toughness. Designed for both professional metalworking and DIY projects, it delivers a long service life.

Four spiral flutes speed up chip evacuation for smoother, uninterrupted drilling, especially on hard materials. Our step drill bit for metal helps achieve cleaner, more precise holes.

The metal step drill bit for metal features a 118° design to provide accurate positioning and smoother starts. The sharp tip minimizes bit walking, ensuring each hole is drilled exactly where you want it.

This step drill bit for stainless steel is ready for wood, metal, plastic, and more—making it an all-in-one solution for your varied drilling needs.