The Von Arx NP 34 is a low-vibration pneumatic needle scaler for machining metal, concrete and stone surfaces: cleaning, derusting, roughening, descaling and bush-hammering. Supplied in a case with a VAC connector, a G 3/8 hose connection, two piston seals and a tube of grease. The standard needle set is 28 pointed needles, 3 mm diameter. 3.2 kg, 125 L/min air consumption, max 7 bar, G 3/8 connection. Von Arx 700639.