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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 685L

    Stones for the Sioux Model 685L Automatic Valve Grinder. 

    • 60 Grit 5" Valve Grinder Stone

      60 Grit 5" Valve Grinder Stone

      60 Grit General Purpose Valve Grinder Stone(Stem Side).5" Diameter, cup style, 1 1/4" overall thickness with 3/4" Hole Diameter Fits Sioux Model 685L Valve Grinder

      $36.13
      Add to Cart
    • 80 Grit 6" Valve Grinder Stone

      80 Grit 6" Valve Grinder Stone

      80 Grit General Purpose Valve Grinder Stone.6" Diameter, Offset style, 1 1/8" overall thickness with 3/4" Hole Diameter Fits Sioux Model 685L Valve Grinder OEM Part Number: 184 & 186

      $53.42
      Out of stock
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