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Negative Rake or acrylic cutter for tools AR SSR, AR MSR or AR MS90 - Mid Size Simple Rougher or Simple Start Rougher

Regular price $18.99

Replacement carbide cutter for turning acrylics, resins, man made materials or wood hybrid pieces. Fits AR SSR, AR SS90, AR MSR, or AR MS90 Tool.

We engrave each tool to help identify which cutter will fit. Match your tools engraving with the cutter name.

Replacement carbide cutter insert for tools engraved with:

  • AR SSR (Acrylic/Resin Simple Start Rougher)
  • AR SS90 (Acrylic/Resin Simple Start 90 Detailer)
  • AR MSR
  • AR MS90
  • SSR
  • MSR


  • 10.5 mm square
  • requires a 4/40 x 5/16 screw with T10 Torx head (sold separately)

NOTE: This cutter will not fit MS90D or any of the full size tools (SR or S90D).

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SPECIAL NOTE: On October 1st, 2021 the USPS changed their time in transit. They have added several days delivery time to all shipments; this applies to First Class Mail and Priority Mail. Please expect longer delivery times for any shipments going via USPS.

When will my order ship?

  • We ship as soon as possible - most of the time within 24 hours of order placement. (Orders placed on Friday after 10am CST, Saturday or Sunday will ship Monday)
  • You will receive an e-mail from us when your order ships.
  • All orders ship from Ramsey, Minnesota.
  • We ship worldwide. 
  • International orders: Shipping cost will be calculated during checkout and will NOT include your local duty and/or customs fees.

I'm a local customer, can I pick up my order?

  • Yes you can. We just need time to pack your order. You can select local pickup during checkout. We will then notify you by email or text message when your order is ready for pickup. Usually pickup orders are ready for pickup the next day. Orders placed before 10am CST may be ready the same day.
  • Our pickup hours are Mon-Thurs 8:30 am - 4:00 pm. Friday 8:30 am - Noon. 
  • Pickup Address: 7101 143rd Ave NW Suite O Ramsey. We are in the Energy Business Park located just off Highway 10. Please look for 'Harrison Specialties' on the sign outside the front door.

All items ship out of Minnesota.