Stens 750-034 Chain Saw Rotary Blade Sharpener Go to amazon.com Related posts 9 best blade sharpener stone for 2022 FeatureSharpens lawnmower blades, roto tillers, sickle bar cutters, hoes and scythesFits-1/4-inch and 3/8-inch drillsStens part number 750-034 DescriptionStens carries a wide variety of OEM / aftermarket replacement parts for small engine outdoor power equipment.