15pc M35 Cobalt Contain Roasted Yellow Straight Shank Twist Drill1.5-10mm High Speed Steel Full Grinding Hole Opening Tool Set. • 1.5-10mm high speed steel full grinding hole opening tool set : With a range of sizes from 1.5mm to 10mm, this drill bit set can handle a wide variety of hole sizes, making it a valuable addition to any toolbox.
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