HMA-1/4A

Helix Mortise Arbor

1/4"SH, 5/16"-24THD

Product Information

These arbors are designed to hold the replaceable Helix Mortise heads.

Part # Shank Dia. Thread Overall Length
  HMA-1/4 1/4" 1/4"-28 1-3/4"
  HMA-1/2 1/2" 1/4"-28 1-3/4"
HMA-1/4A 1/4" 5/16"-24 1-3/4"
HMA-1/2A 1/2" 5/16"-24 1-3/4"

* Fits #13-1250A only. Arbors fit Helix Mortise bits.