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Oregon-based. Shipping nationwide. patience@americangrindersupply.com
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Red Morbark tub grinder on a trailer in an equipment yard. No person in the frame.

American Grinder Supply

Wear parts for grinders & forestry equipment

AGS supplies replacement parts. Call with the machine, or send a photo. Fit is confirmed before anything is cut or shipped.

Find your partsRequest a quote

Call (503) 481-8233

Find the part

Grinder wear parts

Forestry wear parts

Mulcher teeth and stump grinder teeth are their own line. Not a construction-bit catalog. No public prices.

Chain & belting

What equipment do you run?

Pick the make. The next page asks for the model, a photo, and what is worn.

Manufacturer names identify the machine, not a partnership. Fit is confirmed on the call.

The machines we cover

Machines we supply parts for

Peterson, Diamond Z, Morbark, Duratech, CBI, Komptech, Rotochopper, Vermeer, and Bandit. Logos stay. Names are not a partnership.

Real AGS inventory What we actually ship

On the floor, on the pallet, on its way to your yard

Photos from the AGS shop. Parts that shipped. Not stock renders.

  • AGS hex-pattern perforated screen plate
    01 — Screens
    Hex · round · square · diamond · rect
  • AGS carbide grinder tips
    02 — Carbide Tips
    For horizontal & tub grinders
  • Plasma-cut hammer blanks on a pallet
    03 — Hammers
    Cut, drilled, ready to fit
  • Close-up of shop work on a wear part
    04 — Shop work
    Custom-cut. Fit is a call.
  • Stacked round-hole grinder screens
    05 — Round Screens
    Stress-crack resistant, consistent product
  • Stacked diamond-pattern screens
    06 — Diamond Screens
    Best for wet & fibrous material
  • Curved hex screen section
    07 — Curved Screens
    Arced to your machine's chamber
  • Carbide tips in a crate
    08 — Tips in stock
    Volume quoting available
  • Cleated conveyor belting
    09 — Belting
    Conveyor & V-cleated
  • Chain and slat conveyors
    10 — Chain
    Feed & drag chain
  • Machined rollers
    11 — Rollers
    Machined to fit your machine
  • Wear plate and screen
    12 — Wear Plate / Screens
    Grade is a call.

Photographs: AGS inventory, August 2026

Request a quote Get the right part faster

The more you send, the faster we quote

Call is fastest. Email AGS opens your mail app. Nothing is sent until you send that email. Attach the photo there.

Call AGS

Email AGS opens your mail app. It does not send the form. Attach the photo there.

Have this ready

  • Make
  • Model
  • Serial
  • Tub or horizontal
  • What you are grinding
  • What is worn
  • A photo of the part in the mill
AGS grinder screen measurement form

Screen measurement reference — arc, length, thickness, width, support spacing

Open the measurement sheet

Not sure what to measure? A photo of the old part works. Attach it in the mail app. We confirm the fit before anything is cut or shipped.

Tell us the machine.
We'll confirm the fit.

Call first. AGS supplies the part. We confirm the fit before anything is cut or shipped.

Call (503) 481-8233