Drill Bit Set 4 Pcs Solid Carbide Drill Bits, 1/8" 1/4" 3/16" 1/16" Tungsten Carbide Drill Bits with TISIN Coated, Metal Drill Bit Set for Stainless Steel Hardened Steel Cast Iron Alloy Copper

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Precision Size: HOYUSK drill bit set including 1/8", 3/16", 1/16" and 1/4 inch drill bits, ideal for detailed and precise drilling tasks. These small drill bits are perfect for fitting into tight spaces. Whether you need a metal drill bit set for steel or drill bits for hardened steel, our drill bits sets offer the precision and versatility you require Ultrafine Tungsten Steel for Strength and Efficiency: Crafted from Micro nano brass coated tungsten steel, HOYUSK’s carbide drill bits provide unmatched wear resistance and strength. As an exclusive drill bit for high hardness and high-speed cutting applications, it significantly improves work efficiency. The metal drill bits for steel are engineered to handle tough materials with ease, ensuring long-lasting performance Sharp Spiral Flutes for Smooth and Fast Cuts: The sharp spiral flutes on our metal drill bits ensure neat and smooth cuts with high cutting edge strength and fast cutting speeds. The spiral groove design facilitates smooth chip removal, with large chip removal space and small chip removal force, reducing drilling heat and pollution. Our drill bits for metal offer a ideal drilling experience Versatile Use Across Multiple Industries: Our drill bit set for metal is suitable for drilling through Stainless Steel, Bearing Steel, Cast Iron, Mold Steel, Carbon Steel. Widely used in maintenance departments, machine shops, and other industries, this drill bit for metal provide reliable performance and durability. Whether you're working on a specific project or need a versatile drill bit set, HOYUSK has the perfect solution Stable Clamping Design for Precision and Smoothness: The clamping stable round shank design of HOYUSK drill bits ensures stability during operation, preventing shaking and slipping. The sharp flutes on our metal drill bit offer quick, smooth, and neat cuts with no burrs, thanks to our advanced technology that reduces cutting force and drill breakage rate. HOYUSK drill bits for steel are engineered for hole wall quality and overall performance Tips: Due to the exceptional hardness of tungsten carbide, these drill bits require high-precision machining environments. Low-precision tools like handheld drills or poorly calibrated bench drills are not recommended, as misalignment or vibration may cause breakage