Engineered for precision and durability, these AL solid tungsten carbide drill bits deliver exceptional performance in demanding CNC and metalworking applications. Available in a comprehensive 1.0-20mm size range, they are designed for high-speed drilling and milling of hardened steels, stainless steel, cast iron, and non-ferrous metals with superior wear resistance and heat tolerance. Features and Benefits
- Solid Tungsten Carbide Construction - Provides extreme hardness (up to 90 HRA) and rigidity for drilling tough materials without deflection, ensuring precise hole geometry and extended tool life.
- Full Size Range (1.0-20mm) - Offers a complete selection for diverse project requirements, from fine, detailed work to larger diameter holes, all with consistent quality.
- Optimized Flute Geometry - Facilitates efficient chip evacuation during high-speed CNC operations, reducing heat buildup and preventing workpiece damage or bit breakage.
- Precision Ground Cutting Edges - Ensures sharp, accurate cuts right out of the package for immediate high-performance use and reduced runout.
- AL Grade Carbide Substrate - Formulated for enhanced toughness and thermal stability, resisting the abrasion and high temperatures generated in continuous metalworking. Applications
- CNC Machining Centers - Ideal for automated, high-volume production runs where consistent precision and minimal tool changes are critical for efficiency.
- Precision Metal Fabrication - Perfect for drilling hardened steels, stainless steel, and alloys in tool and die shops, automotive, and aerospace component manufacturing.
- Milling Machine Operations - Suitable for light milling, spot drilling, and creating starter holes on vertical mills and machining centers.
- Professional Toolroom and Workshop Use - An excellent choice for machinists, fabricators, and serious DIY enthusiasts who require reliable, high-performance cutting tools for regular metalworking projects.
Material: Solid Tungsten Carbide. Application: Metalworking, CNC Machining. Coating: Uncoated. Cutting Diameter Range: 1.0 - 20.0 mm. Flute Length: 22.0 mm. Flute Type: Spiral (2 Flute). Helix Angle: 30°. Overall Length: 38.0 mm. Point Angle: 118°. Product Type: Drill Bit / Milling Cutter. Shank Diameter: 6.0 mm. Shank Type: Straight Shank. Diameter Range: 1.0 mm to 20.0 mm. Material: Solid Tungsten Carbide (WC). Suitable Materials: Steel, Stainless Steel, Cast Iron, Non-Ferrous Metals. Coating: Uncoated (Bare Carbide). Coolant Application: Through-tool coolant recommended. Cutting Direction: Right-hand rotation, right-hand cut (Standard). Cutting Edge Geometry: Spiral Flute (Drill Bit). Flute Count: 2 (Standard for drilling). Hardness: ≥ 90 HRA (Rockwell A Scale). Helix Angle: 30° (Standard for general purpose). Maximum Recommended RPM: Varies by diameter (e.g., 15,000+ RPM for 1mm). Point Angle: 118° (Standard for metal). Primary Application: CNC Metalworking. Product Type: Drill Bit / Milling Cutter. Rigidity: High (Solid carbide construction). Shank Tolerance: h6 (Precision fit for CNC collets). Shank Type: Straight Shank (Gwist). Surface Finish: Ground finish for precision and sharpness. Q: What are the exact size specifications for these AL solid tungsten carbide drill bits? A: This set includes solid tungsten carbide drill bits ranging in diameter from 1.0mm up to 20mm. The specific sizes included within that range are not detailed, but they are designed for precision metalworking and CNC applications.. Q: How durable are these solid carbide drill bits for metalworking? A: Made from solid tungsten carbide, these drill bits are extremely hard and wear-resistant, offering superior durability for drilling hard metals like steel, cast iron, and stainless steel. They are designed to maintain a sharp cutting edge longer than standard HSS bits under high-stress conditions.. Q: Can I use these carbide milling cutters with a standard handheld drill? A: No, these are specifically designed for use in CNC machines, milling machines, or drill presses with high rigidity and precise speed control. Using them in a standard handheld drill is not recommended and could be unsafe due to the high speeds and feeds required for carbide tooling.. Q: Does this product come with any warranty or guarantee? A: Warranty information for this specific product is not provided. For details on any manufacturer guarantee, we recommend contacting the seller directly before purchase to confirm their specific policy on defects or performance issues.. Q: Is this AL carbide drill bit set a good value compared to premium brands? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use in metalworking and CNC operations where solid carbide tooling is required..