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  • Cleaning Equipment and Supplies
  • Crack Detection & Repair
  • Disassembly & Assembly
  • Cylinder Head Rebuilding
  • Block Rebuilding
  • Connecting Rod, Wrist Pin and Piston
  • Surface Milling and Grinding
  • Crankshaft Reconditioning
  • Flywheel Grinder Equipment & Supplies
  • Diamond Dresser Tips
  • Liquids and Chemicals
  • Gauges and Measuring Instruments
  • Equipment Manuals
  • Machine Repair Parts
  • Used Equipment and Tooling

    • Shop by Brand

  • BEAM
  • Neway
  • Sioux
  • Sunnen
  • Kwik Way
  • Van Norman
  • Black & Decker
  • Berco
  • Storm Vulcan
  • Winona Van Norman
  • View all Brands

    • Stones for Model 299 and 300

    Stone for Thor Model 299 and 300 Valve Grinders. 

     

    • 54 grit 4" Valve Grinder Stone

      54 grit 4" Valve Grinder Stone

      54 Grit Stem Grinder Stone.  4" Diameter,  Straight Cup style, 1" overall thickness with 5/8" Hole Diameter  Fits All Sioux / Thor Model Valve Grinders Except 682 and 685L, KO Lee Model K500 and K403COEM Part...

      $32.40
      Add to Cart
    • 60 Grit 5" Valve Grinder Stone.

      60 Grit 5" Valve Grinder Stone.

      60 Grit General Purpose Valve Grinder Stone.  5" Diameter,  Offset style, 1" overall thickness with 5/8" Hole Diameter with 20 degree face angle Fits Black & Decker Model P, PC, PCB, T, TO, TC, TD, TG, 282/550,...

      $41.10
      Add to Cart
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