Chain sharpener 180 w. only for saw chains. ability to sharpen several teeth without rejusting the chain. optimal heat dissipation. cast aluminum. housing material: abs. brushed electric motor. no-load rotational speed: 6,300 min-¹, polishing wheel: ø 100 x 10 x 3.2 mm, power cable: 40 cm, sound power level: 96 db, 220-230 v ~ 50 hz. includes: 1 grinding disc, 1 socket wrench, 1 locking pin, spanner and base. mounting screws not included