Shinano Mini Mechanical Saw SI-4740 & SI-4740F

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● World’s smallest and lightest air saw● Easy to use in tight place● This model mechanism is same with the SI-4730. worked by rotary air motor and makes working strokes through the gears● Only 5mm strokes and other parts are not damaged Specification File Shank Openingmm/(in.) 5/(3/16) Cutting Cup(Steel)mm/(in.) 4(5/32) Stroke lengthmm 5 Free Speeds.p.m.(Stroke Per Minutes) 10,500 Out PutW 135 Weightkg/(lb) 0.52/(1.15) Noise Level *dBA/(power) 83/(94) Vibration a/k *m/s2 14.5/1.9 Avg.Air ConsumptionCFM/(L/S) 1.7/(0.8) Show more