Features:[Extend the life of the chainsaw]: use the truncated chainsaw bar to remove the burrs and level the bar rail to reduce the chipping of the rails and prevent the rod knife; Allows for longer chain life, better chain lubrication, more accurate cutting, increased safety[Built to last]: blade made of steel and is pre-oiled for rust resistance; Handle made of hard plastic for maximum strength and longevity, which is resistant to rust and corrosion; removes normal wear and minor damage as it dresses the rail back to the square edge of 90 degrees[Easy to Use]: recall the chainsaw guides to 90 degrees to keep the chain cutting straight; run the file perpendicular to the strap and use in different positions from the dressing of the outer edges or tops of the rails (Bevel the edges of the profile and fix the rails at 90 degrees)Specifications:Material: Steel, PlasticColor: GreenSize: 11*5*4cmPackage Included: 1 * Dresser with SawNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-2cm.