Morse MA24 (139007) 1/4in Hex Pin Arbor for 9/16in - 1. 3/16in / 14-30mm Hole Saw

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Product Overview


  • Various shank sizes for 1/4", 3/8" or 1/2" chucks
  • Short pilot drills and arbors require a 3-1/16" pilot bit
  • Long pilot drills and arbors have a pass through shank
  • Hex arbors with non-slit jaw slots are positive drive
  • SDS arbors are used in tools having SDS chucks, to drive hole saws in rotary hammers or hammer drills


  • Chuck Size: 1/4in (6.3mm)
  • Hole Saw Range: 9/16in - 1. 3/16in / 14-30mm