VEVOR 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, Aluminum, Wood, Plastic, Fiberglass

<div> <h3><strong>Brand Introduction</strong></h3> VEVOR is both a brand and a home improvement retailer that offers a selection of affordable and reliable products to customers around the world. VEVOR specializes in a wide array of items, including tools, garden essentials, outdoor equipment, automotive supplies, and more.Since 2007, VEVOR has strived to be a global home improvement leader. Today, we proudly serve over 10 million customers in 50+ countries. <br><strong>Why Choose VEVOR?</strong><br>&nbsp; &nbsp; &nbsp; &nbsp;1.Tough Quality Assurance <br>&nbsp; &nbsp; &nbsp; &nbsp;2.Incredibly Low Prices <br>&nbsp; &nbsp; &nbsp; &nbsp;3.Fast &amp; Secure Delivery <br>&nbsp; &nbsp; &nbsp; &nbsp;4.30-Day Free Returns <br>&nbsp; &nbsp; &nbsp; &nbsp;5.24/7 Professional Customer Service</div> <div><div> <h3><strong>Prodcut Description</strong></h3> <div><strong>1-3/8 inch High-Speed Steel Step Drill Bit</strong></div> <div> <div>This step drill bit includes 19 sizes from 3/16 to 1-3/8 inch for varied tasks without frequent changes. Made from cobalt HSS with TiAlN coating for durability on stainless steel. The 118° tip and four-flute design ensure fast chip clearing, cooling, and smooth holes.</div> </div> </div> <div> <div> <div><strong>19 Hole Sizes</strong></div> <div> <div>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.</div> </div> </div> <div> <div><strong>Built for Durability</strong></div> <div> <div>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.</div> </div> </div> <div> <div><strong>Efficient Drilling</strong></div> <div> <div>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.</div> </div> </div> <div> <div><strong>Precision Starts</strong></div> <div> <div>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.</div> </div> </div> <div> <div><strong>Multi-Material Capability</strong></div> <div> <div>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.</div> </div> </div> <div> <div><strong>Universal Shank</strong></div> <div> <div>Our stepped drill bit features a standard triangular shank for a secure fit with various drills and drivers on the market, ensuring compatibility and steady power transfer across your tools.</div> </div> </div> </div> <div> <h3><strong>Specifications</strong></h3> <div>Item Model Number: 3/16–1-3/8</div><div>Material: M35 Cobalt High-Speed Steel</div><div>Max Diameter: 1-3/8 inch / 34.93 mm</div><div>Set Includes: 1 Piece</div><div>Surface Finish: TiAlN Coated</div><div>Blade Type: Spiral</div><div>Flute Style: 4-Flute Spiral</div><div>Shank Type: 3/8" Tri-Flat</div><div>Tip Angle: 118°</div><div>Net Weight: 0.47 lbs / 0.212 kg</div><div>Product Dimensions (L x W x H): 3.74 x 1.38 x 1.38 in / 95 x 35 x 35 mm </div> <div> <h3><strong>Package Content</strong></h3> <div>1 x Step Drill Bit </div></div></div></div>

• 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