Description of π οΈ Century Drill Tool 26216 Cobalt: Unleash Precision and Durability for Your Projects!
Designed for drilling in extremely hard materials, including stainless steel. Cobalt drill bits have a great resistance to heat and friction providing a longer tool life. Century 135 degree quick-cut points are self-centering and penetrate faster with less pressure. Cobalt drill bits offer 14 times Life Rating when compared to standard 118 degree point drill bits.
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A drill bit of this diameter was needed for some work on the machine (fitting a spiral coil). This is exactly what I needed; It was a reasonable price and a professional tool.