Check the listing for details. Tecomec OEM Grinding Wheel 3/16" Chainsaw Chain Sharpening replaces OR534-316. Condition: New. Listed at 17.98 USD. Tecomec OEM Chainsaw chainsaw chain grinding wheel, this wheel is the size for grinding standard 3/8" and .404 pitch saw chain. The wheel size is 145mm X 22mm X 4.7mm (5-11/16" X 7/8" X 3/16") This Tecomec grinding wheel is OEM and not aftermarket! This Tecomec chainsaw chain grinding wheel fits Tecomec chain grinder models Efco FL6, Efco 136, Jolly, Super Jolly, Evo and Jolly Star. It works on Oregon chain grinder models 511A, 511AX, 109179, 520-120, 620-120, 551462 and the ROUGH NECK model 42595. This grinding wheel replaces Oregon part# OR534-316, Total part# TL64 Tecomec is an Italian company established in 1985 and is located in the Reggio Emilla region, this area is renowned worldwide for its top in quality technology. Tecomec also has locations in China, France, United States, South America, Maroc and South Africa. Tecomec is a company of the Emak Group which, in turn, belongs to the Yama Group with over 30 companies affiliates and represents the biggest Italian group engaged in the design, production and sales of farming, gardening and forestry applications.