Fly Cutter Components

We understand that some customers have the capabilities to build their own Fly Cutters. If you have the capabilities to fabricate your own Fly Cutters, we can help you build your tool inventory with our high quality Fly Cutter Components.

By providing detailed information on the following components, we can assist you in acquiring the necessary parts for the type and size fly cutter you are looking to build.

Fly Cutter Components

Fly Cutter Type

  • Soil Cutter
  • Cobble Cutter



  • Size (Length & O.D.)
  • Threads (4 ½ I.F. / 5 ½ FHDS/ 6 5/8″ FHDS)
  • Configuration (Pin x Box or Box x Box)

HDD Shaft



  • O.D.
  • Thickness
  • Length
  • Bi-Directional/Single Direction

HDD Rings



  • 1/2″ Thick Rectangular Tubing
  • Machined ends to fit shaft O.D. and Ring I.D.
  • Drilled to accept Nozzle Bosses



  • Solid (Cobble Cutters)
  • Fluid Chamber (Soil Cutters)

HDD Gussets


Cutter Blocks

  • Single Block & Tooth
  • Cutter Block Assembly
  • Quantity

HDD Cutter Bars



  • Standard Size Available
  • Shark Bite
  • Quantity

HDD Teeth


Nozzle Boss

  • Soil Cutter Only

Nozzle Bosses


Fluid Nozzles

  • Jet (Sizes 12/32nd – 20/32nd)
  • Retainers
  • O-Rings

Fluid Nozzles