GREAT PRICES. SELECTION. SERVICE Small Engines & Parts. Power Equipment Parts. Oregon 620-120 Hydraulic Assist Bench Grinder, 3400 RPM, 4.3 Amps, 3/8 HP Direct Drive Motor, 60 Hz, 120V, 300 Watts, For 1/4″ – 3/4″ Pitch Chain, 5-3/4″ Wheel Diameter, 7/8″ Arbor Size. The 620-series Saw Chain Grainder features a hydraulic assist clamping vise, eliminating the need to manually tighten and loosen the vise. Providing the convenience and quality you need from a workhorse, high-volume chain grinder, the 620 delivers prcision and accuracy on all chain pitches. Hydraulic assisted for hands-free automatic vise clamping. All chain type vise capacity. Clear markings for easy adjustment. (1) 5-3/4″ Grinding Wheel – 1/8″ thickness for 1/4″, 3/8″-Low Pro pitch chain. (1) 5-3/4″ Grinding Wheel – 3/16″ thickness for. (1) 5-3/4″ Grinding Wheel – 5/16″ thickness for 3/4 pitch chain. Contact An Equipatron Pro for Help. Be sure to include in your message your engine or equipment model & type number. Commercial/Professional Use or Bulk Orders. The item “Oregon 620-120 Hydraulic Assist Bench Grinder” is in sale since Monday, June 12, 2017. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers, Parts & Accessories\Lawn Mower Parts”. The seller is “equipatron” and is located in Grafton, Wisconsin. This item can be shipped to United States.