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Reduced Shank HSS Drill Bits

Code: 40-RSD-WP
U.O.M. - Each
Reduced shank drill bits available in 13mm to 25mm. Choose the required diameter drill from the dropdown menu below.



  • Titanium Nitride coating reduces heat and increases lubricity for extended life
  • 118° split point - Better for drilling into Pilot Holes
  • 3 Flats on Shank - Prevents slippage in chuck
  • Black/Bright finish acids chip flow & heat dissipation
  • Full length ground from a single piece of HSS - eliminates breakage
  • Available in 13mm to 25mm
  • What is a Reduced Shank Drill?

    A reduced shank is a large drill bit with a straight shank that is narrower than the drilling diameter. The rationality behind the narrow shank is to allow the chuck to accept a drilling diameter wider than the chuck size itself.

    What does HSS stand for?

    HSS or High Speed Steel is a form of steel used in for tools. HSS drill bits are hard and offer a greater resistant to heat than high carbon steel.

    How to make drill bits last

    One of the main factors in a reduce drill bit life is destruction by heat. Here are some tips to increasing drill bit life:

  • Reduce the drill speed
  • Use a coolant/lubricant to prevent friction
  • Choose the drill to do the cutting, not pressure
  • Store your drill bits in a dry conditions
  • Additional Information

    CODE 40-RSD-WP
    4 Hour Delivery Call To Confirm
    U.O.M Each
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