This precision 10-piece set of W6542 HSS mini drill bits offers a comprehensive size range from 0.2mm to 5.2mm for intricate drilling tasks. Made from high-speed steel, they provide excellent sharpness and durability for creating clean, accurate holes in various materials with your standard electric drill or drill press. Features and Benefits
- Full Size Range (0.2-5.2mm) - Covers a wide spectrum of hole diameters for electronics, modeling, and fine woodworking needs.
- High-Speed Steel (HSS) Material - Delivers good edge retention and heat resistance for drilling stainless steel, wood, and plastics.
- Straight Shank Design - Ensures universal compatibility and a secure grip in most standard drill chucks and collets.
- Precision Ground Points - Guarantee accurate positioning and clean hole entry, minimizing burrs and material tear-out. Applications
- Creating pilot holes for small screws in electronics assembly, jewelry making, and craft projects.
- Drilling in soft metals, plastics, and hardwood for model building and detailed DIY tasks.
- Maintenance work on appliances, fixtures, and small engines requiring precise, small-diameter holes.
Material: W6542 HSS (High-Speed Steel). Compatible Materials: Stainless Steel, Wood, Plastic, Soft Metals. Diameter Range: 0.2-5.2 mm. Point Angle: 118 degrees. Product Type: Mini Straight Shank Drill Bit Set. Quantity: 10 pieces. Recommended Use: Precision drilling with electric drills or drill presses. Shank Diameter: 3.2 mm. Shank Type: Straight. Diameter Increment: Approx. 0.5mm steps (typical for sets). Diameter Range: 0.2mm to 5.2mm. Flute Length Range: 20mm to 40mm (approx.). Overall Length Range: 38mm to 65mm (approx.). Shank Diameter: 3.2mm or 6mm (common for this range). Material: High-Speed Steel (W6542 grade). Flute Type: Spiral (helical). Hardness: 62-64 HRC. Helix Angle: 25°-30°. Point Angle: 118° (standard). Primary Application: Stainless Steel, Wood, General Metal. Product Type: HSS Straight Shank Drill Bit Set. Quantity: 10 pieces. Shank Type: Straight cylindrical shank. Surface Finish: Bright (uncoated) or black oxide. Q: What are the size specifications included in this 10-piece drill bit set? A: This set includes 10 high-speed steel (HSS) mini drill bits with straight shanks. The diameters range from 0.2mm to 5.2mm, providing a comprehensive selection for precision drilling tasks in various materials.. Q: What is the build quality of these mini HSS drill bits? A: These bits are made from HSS (W6542 grade), which offers good durability and sharpness for their size. They are designed for precision work, though users should employ proper technique and cooling to prevent breakage, especially with the smallest diameters.. Q: Are these bits compatible with all drill types and materials as stated? A: Yes, the straight shank design makes them compatible with standard drill chucks, including those on rotary tools and precision drills. They are suitable for drilling stainless steel (with appropriate speed and lubrication) and wood, making them versatile for mixed-material projects.. Q: Does this product come with any warranty coverage? A: Warranty policies vary by seller. Please review the seller's or platform's terms and conditions at the point of purchase for information regarding returns or guarantees against manufacturing defects.. Q: Why is this set considered a good value purchase? A: The set offers excellent value by providing a wide range of precision sizes in one package at an affordable price point. It eliminates the need to purchase individual small drill bits, which is ideal for hobbyists, model makers, and technicians needing multiple sizes..