Model Blows per minute  Stroke mm  Bore mm  Total Lth mm  Dia of Needle No. of Needle Approx. Weight kgs. Air  Inlet R/C WSH1 4200 25 23.80 257 - - 2.0 1/4" WSH-NS-1 4200 25 23.80 450 3 19 3.1 1/4" WSH-NSA-1 4200 25 23.80 350 3 19 3.5 1/4" Pencil / Hand Grinders Air Motors Die Grinders Angle Grinders/Sanders Heavy Duty Grinders Drills Impact Wrenches Screw Drivers Chipping hammers Weld Flux Chippers /Needle Scalers Bench & Floor Rammers Riveting Hammers Rivet Busters    PNEU TECH ENGINEERING Post Box No. 7772, Unit 17, Ashok Industrial Estate, Lal Bahadur Shastri Marg, Mulund (W), Mumbai 400 080, INDIA Tel: 91-2-568 5697/565 3907. Fax: 91-22-564 6802. pneutech@bom3.vsnl.net.in