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The Irwin 31520 is a left-hand mechanics length cobalt high speed steel drill bit designed specifically for high tensile strength materials. This drill bit is made from M-42 cobalt steel, ensuring durability and abrasion resistance. Its specialized design allows for efficient chip removal, making your drilling tasks faster and easier.
Ideal for use with screw extractors and tough metal drilling.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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