This step drill features a unique four-flute design and is made of M35 Cobalt High Speed Steel. It has faster drilling speed and better chip removal efficiency than similar products.
Four Spiral Flute
Four cutting blades design guarantees a faster and smoother cutting allowing swarf escape easily.
Made with M35 Cobalt HSS. Perfect for Stainless Steel / Metal sheet / Wood, etc.
Aluminum Titanium Nitride Coating
10x lifetime longer with Titanium Coating. You can achieve higher cutting speeds. Feels like a hot knife through butter!
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