This IRWIN Unibit High-Speed Steel Fractional Self-Starting Step Drill Bit Set features a single-flute cutting edge for greater control through each of its steps. The sharp SpeedPoint tip penetrates fast and helps prevent walking, while the hex shank helps prevent slipping in a drill chuck. Use this reliable drill bit to drill holes into thin materials like stainless-steel, copper and more.
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Item# : SPM2247377721
Model # : PE10502
Product Overview:
Material:
High speed steel (HSS)