VALYRIANTOOL 8PCS Cobalt Drill Bits Set HSSCO M35 S&D Twist Drill Bits for Stainless Steel 1/2" Reduced Shank 135-Degree Split Point 9/16" to 1"

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More features

• M35 HSSCO High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance.
• Black and gold polished treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge.
• 135-Degree split point for accurate centering and fast penetration and round shanks allow use with a wide variety of toolholding systems.
• When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging.
• Ideal for drilling in cast iron, zinc alloy, copper, stainless steel and so on.