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    IRWIN 10503730 HSS Cobalt Drill Bit Set; 25Pcs 1.0-13.0mm

    # 10503730

    • Drill set includes 25 drill bits from 1.0-millimetres to 13.0-millimetres
    • Designed for drilling hard metals like stainless steel.
    • Industrial quality ground flute allows for high accuracy drilling and fast chip removal.
    • This HSS Cobalt series drill set includes 25 drill bits.
    • A protective metal case is included for organized storage.
    • Cobalt alloyed drill bits are manufactured from high quality HSS steel containing 5 percent Cobalt (Co) which improves the red hardness (heat resistance) and significantly extends bit life.
    • HSS Cobalt series drill bits are designed for drilling hard metals like stainless steel. 135-degree split point grinding ensures perfect centring and reduces drilling pressure.
    • Industrial quality ground flute allows for high accuracy drilling and fast chip removal.

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