Chainsaw sharpening grinding wheel stone for 3/8 LP and .325 chain pitch chain    


  • Wheel Thickness is 1/8" /  3.2 mm
  • OD 146 mm   5 3/4 "
  • Hub 22.2 mm  7/8"


This is high quality stone has long standing proven quality to replace original wheel on Laser 47227, Tecomec Jolly, Super Jolly TL1150, Jolly Star, Bellsaw 8800, Windsor 880, Oregon 511A, 511AX,  Oregon 109179, Efco and Rotary

Please double check your model and wheel sizes before buying.  

Small variations 1/16" +/- exist between other brands on the diameter. 

Replacement for OR534-18A Oregon


  • 5000 RPM max (most sharpeners are only 3500,3600 RPM) 
  • Arbor Size / Center Hole 7/8" = 22.2 mm
  • Wheel Outside Diameter  5 3/4"  = 146 mm
  • Thickness  1/8" = 3.2mm
  • Color light red/pink
  • See other auctions for other size of grinding discs and stones
  • This wheel is a slightly softer then others, this contributes to a lower temperature grind with minimal shortness in life of wheel.  
  • It has become are favorite, (see other listings) pair with are cool grind product for a professional combination


We use these wheels in our shop and find them to be a great value !   

They are as good as many other brands costing twice as much ! 

   **There are less expensive wheels like "Grip" and "HF" brands, but the short life makes them low value, be careful when shopping.


  • We ship next business day.
  • We combine shipping.
  • We stock what we sell and have used, sold and evaluated products before we offer to you !