1/4" Flat Bottom Drill Bits, 2Pcs Solid Carbide Drill Bits, Tungsten Drill Bit Set, Metal Drill Bit Set for Hardened Stainless Steel Steel Cast Iron Alloy Copper, High Precision CNC Jobber Drill Bits
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Product details
| Management number | 215636871 | Release Date | 2026/04/12 | List Price | US$18.80 | Model Number | 215636871 | ||
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| Category | |||||||||
- HOYUSK Drill Bit Set Size: 1/4" drill bit (0.25" Drill Diameter; 0.25"Shank Diameter; 1.18" Flute Length; 2.36" Overall Length)
- Precision Flat Bottom Design: These flat bottom drill bits are engineered for high-precision machining, delivering clean, flat-bottomed holes with smooth finishes. HOYUSK drill bits for hardened steel perfect for applications requiring exact depth control and minimal post-processing. Specialized in difficult drilling applications: hole enlargement, irregular/off-axis holes, angled drilling, and slope surface operations
- Ultra-Fine Tungsten Steel Material: Made from high-quality 0.6um micro-grain tungsten steel, these small drill bits offer exceptional wear resistance and strength. Ideal for high-speed cutting and machining of hard materials up to 55 HRC, reducing tool changes and improving machine efficiency
- Sharp & Durable Cutting Edges: Fully ground cutting edges ensure sharp, precise drilling with no burrs. Our metal drill bits feature an advanced spiral flute design that ensures efficient chip removal, minimizes heat buildup, and extends the tool's lifespan
- Versatile Application: HOYUSK’s carbide drill bits suitable for drilling steel, stainless steel, aluminum, hardened materials, and more. Compatible with CNC machining centers, engraving machines, and other high-speed milling equipment. Not recommended for use with hand drills
- Secure & Stable Clamping: The straight shank design with a non-slip tail ensures a tight grip in the chuck, preventing slippage during operation. This design enhances stability and accuracy, making it ideal for high-speed machining tasks
| Brand Name | HOYUSK |
|---|---|
| Shank Type | Straight |
| Unit Count | 2.0 Count |
| Finish Types | Uncoated |
| Manufacturer | HOYUSK |
| Material Type | Tungsten Steel |
| Tool Flute Type | Spiral |
| Cutting Diameter | 0.25 Inches |
| Number of Flutes | 2 |
| Included Components | Drill Bit |
| Surface Recommendation | Acrylonitrile Butadiene Styrene, Alloy Steel, Aluminum, Brass, Cast Iron, Copper, Engineered Wood, Glass, Metal, Nylon, Stainless Steel |
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