Manufacturer: ZELCAN. Handle Drilling Tasks with Ease: With four sharp cutting blades, ZELCAN’s step drill bit set ensures swift, smooth drilling, effortlessly cutting through steel, aluminum, copper, and other tough materials like a hot knife through butter!
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Step Drill Bit Set, 5PCS Four Spiral Flute Step Bits for Metal, 50 Sizes Tita…
Tool Flute Type: Spiral. Quick Release & Tapered Edge Design: The 1/4″ hex shank and quick-release slot ensure secure connections and easy changes. Titanium-Coated HSS Build: Crafted from robust high-speed steel with a titanium coating, our drill bits ensure superior hardness for faster cutting through harder materials while withstanding high temperatures and cutting forces, ensuring lasting performance.