4200RPM Electric Chain Saw Sharpener Bench Grinder Chainsaw Grinder Bench Mount Electric chainsaw sharpener; Precision angle adjustment to keep your chain in top condition Height and scale positioning; Chain vise adjusts to all chain designs and pitches Mounts to bench, wall, vise, and working table; 120V, 60Hz, 85Watts; 4200 RPM Grinding speed 7/8" Arbor; Includes: 1x 4-1/4" x 1/8" grinding wheel; Keep your chain saw in perfect condition Quantity: 1;overall dim: 9''L x 4-1/2''W x 14-1/8''H; Weight: 5lbs (roughly)