Features : Robust circular saw for cuts up to 51 mm Electronic Motor Protection for overload protection and a longer lifetime Robust base plate for better stability in demanding work environments Technical data No-load speed*:3,900 rpm Saw blade diameter:165 mm Saw blade bore diameter:20 mm Battery voltage:18.0 V Guide rail compatible:no Cutting depth Max. cutting capacity in wood (90°):51 mm Max. cutting capacity in wood (45°):40 mm Noise/vibration information Sound pressure level:95 dB(A) Sound power level:106 dB(A) Uncertainty K:1.5 dB