HSS Drill Bit x 10 Fully Ground 5/32 5% Cobalt M35

$15.99 $19.99

SKU: ZT80158737

COBALT STEEL – Manufactured from M35 grade cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring Rockwell hardness up to 67, for much faster cutting and extra longer life span, ideal for repeated drilling in metalworking.
FOR STAINLESS STEEL – Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used for softer materials, too. Not for heat treated steel / hardened steel / high carbon steel. Please try to adjust the RPM when it fails to penetrate according to our suggested RPM chart.
SELF-CENTERING – The 135 quick-cut split points can penetrate metals quickly with less pressure without \”walking\” or \”wandering\”. No center punch is needed.
10PC SET – The set includes 10pcs of 5/32-inch diameter M35 grade cobalt steel twist drill bits, packed in a convenient plastic case for easy taking to worksites.

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