Specifications:

• Color: Black
• Material: M35 Cobalt High-Speed Steel
• Max Diameter: 7/8 inch / 22.2 mm
• Set Includes: 1 Piece
• Surface Finish: TiAlN Coated
• Blade Type: Spiral
• Flute Style: 4-Flute Spiral
• Shank Type: 1/4" Hex
• Tip Angle: 118°
• Net Weight: 0.15 lbs / 0.068 kg
• Product Dimensions (L x W x H): 3.35 x 0.87 x 0.87 in 

Description:

This black M35 cobalt high-speed steel step drill bit is engineered for precision and durability, featuring a 118° tip and 4-flute spiral design for fast chip removal, reduced heat, and clean, burr-free holes. Coated with TiAlN, it maintains sharpness even when working with tough materials such as stainless steel, metal sheets, wood, plastic, and fiberglass up to 1/8" (3 mm) thick. The bit offers twelve step sizes from 3/16" to 7/8" for versatile drilling applications, while the 1/4" hex shank ensures quick and secure changes in most standard drills, making it an ideal tool for both professional and DIY projects. Compact and lightweight at 0.15 lbs, this step drill bit delivers consistent performance across a wide range of home improvement, fabrication, and industrial tasks.

Key Features:

• Multi-Size Versatility: This step drill bit includes twelve precise sizes from 3/16 to 7/8 inch (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8 inch) for versatile applications
• 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: Hex 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
• Please Note: Actual product color may slightly vary from the images shown due to lighting conditions during photography and individual monitor or device display settings.