KFFKFF Step Drill Bit Set, 1/8 - 7/8 inch, 3-Piece High-Speed Steel Bits, 1/4 inch Hex Shank, TiAlN Coated Cobalt, Suitable for Metal, Stainless Steel, Aluminum, Wood, Plastic, and Fiberglass

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US$12.80
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Management number 230770154 Release Date 2026/06/18 List Price US$12.80 Model Number 230770154
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<div> <h3> <strong>Product Description</strong><br> </h3> <strong> <div>Set of 3 High-Speed Steel Step Drill Bits</div> </strong> <div> <div>This set of step drill bits features sizes ranging from 1/8 to 1/2 inch, 1/4 to 3/4 inch, and 3/16 to 7/8 inch, making it versatile for different drilling tasks without the need for constant bit changes. Constructed from cobalt high-speed steel and coated with TiAlN, these bits are designed for long-lasting performance, even on stainless steel. The 118° tip angle and four-flute structure enhance chip removal, improve cooling, and deliver precise, clean holes.</div> </div> </div> <div> <div> <strong> <div>Multi-Purpose 3-Piece Set</div> </strong> <div> <div>This set of step drill bits offers three sizes, ranging from 1/8 to 1/2 inch, 1/4 to 3/4 inch, and 3/16 to 7/8 inch, providing versatility for various drilling tasks. With this set, you can replace multiple individual-sized bits, optimizing your workspace and simplifying your projects.</div> </div> <strong> <div>Designed for Long-Lasting Performance</div> </strong> <div> <div>Crafted from durable cobalt high-speed steel and treated with heat for enhanced strength and resilience, these step drill bits feature a TiAlN coating that ensures smooth cutting and exceptional hardness. Suitable for metalworking tasks and DIY applications, they are built to offer extended usability.</div> </div> <strong> <div>Optimized for Smooth and Effective Drilling</div> </strong> <div> <div>Designed with four spiral flutes, these drill bits enhance chip removal for seamless and efficient drilling, particularly on tough surfaces. The step drill bits are crafted to deliver accurate and clean hole results in metal materials.</div> </div> <strong> <div>Achieve Accurate Results</div> </strong> <div> <div>This metal step drill bit is designed with a 118° tip for precise positioning and smoother starts. Its sharp point reduces wandering, allowing you to drill holes exactly where intended.</div> </div> <strong> <div>Supports a variety of materials</div> </strong> <div> <div>This versatile metal step drill bit is designed to handle a range of materials, including wood, metal, and plastic, providing a convenient solution for diverse drilling tasks.</div> </div> <strong> <div>Compatible Hexagonal Shank</div> </strong> <div> <div>These step drill bits are designed with a standard hex shank, offering a reliable connection to a wide range of drills and drivers. This ensures smooth compatibility and consistent power delivery during use.</div> </div> </div> </div> <div> <h3> <strong>Specifications</strong><br> </h3> <div>Item Model Number: 1/8-1/2,1/4-3/4,3/16-7/8</div> <div>Material: M35 Cobalt High-Speed Steel</div> <div>Max Diameter: 7/8 inch / 22.2 mm</div> <div>Set Includes: 3 Pieces</div> <div>Surface Finish: TiAlN Coated</div> <div>Blade Type: Spiral</div> <div>Flute Style: 4-Flute Spiral</div> <div>Shank Type: 1/4" Hex</div> <div>Tip Angle: 118°</div> <div>Net Weight: 0.50 lbs / 0.228 kg</div> <div>Product Dimensions (L x W x H): 4.65 x 3.94 x 1.38 in / 118 x 100 x 35 mm</div> </div> <div> <h3> <strong>Package Content</strong><br> </h3> <div>3 x Step Drill Bits</div> </div>

  • Versatile 3-Piece Drill Bit Set: This set features a 13-step bit (1/8-1/2 inch) for electronic projects, a 9-step bit (1/4-3/4 inch) for mechanical tasks, and a 12-step bit (3/16-7/8 inch) for broader applications, catering to various drilling requirements.
  • Durable and Sharp: Crafted from cobalt high-speed steel and finished with an AlTiN coating, this step drill bit set is designed to resist wear and maintain its sharp edge. Perfect for working with stainless steel, metal sheets, and other challenging materials.
  • Enhanced Cutting Precision: These step drill bits are designed with a 118° tip and a four-flute structure, promoting efficient chip removal, reduced heat generation, and smooth, burr-free drilling in materials like wood, plastic, and fiberglass.
  • Versatile Hex Shank Design: The hexagonal shank ensures compatibility with most standard drills, allowing for quick and secure bit changes. These step drill bits are suitable for various power tools, making them ideal for both DIY enthusiasts and professionals.
  • Versatile Usage: Designed for materials up to 1/8" (3 mm) thick, this step drill bit is ideal for working on stainless steel, sheet metal, wood, plastic, and fiberglass. Suitable for both DIY projects and professional industrial tasks.
Cutting edge material Cobalt
Compatibility Compatible with most standard drills
Drill bit & set type Step Drill Bits
Piece count 1
Brand KFFKFF
Shank shape Hex
Features Multi-Purpose
Material M35cobalt-containinghigh-sp
Rec. use Industrial Applications

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