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Extension Adaptor for SBHM Hollow Core Metal Tipped Rail Drill Bit


  • Used to extend the length of the SBHM Hollow Core Metal Tipped Rail Drill Bit when used for drilling holes in grooved rails
  • 3/4" (19 mm) Weldon shank
  • The length of the adaptor extends the drill bit by 1" (25.4 mm)
  • Allows for coolant to flow through drill bit
  • Requires Cooling Adaptor for SSB Double Cutting Twist Type Rail Drill Bit, ADAPZSP (715520)


Material: Steel
Part Number Article Number Diameter 1Ø1 Diameter 2Ø2 LengthL
ADAPSBHM 716172 1.38" 3/4" 2.09"

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