ARN12 | Teng Air Needle Scaler Features • For cleaning and descaling work • Straight design with lever arm throttle • Insulated against cold air and vibration • Supplied with needle equipment • Use with 3mm diameter 126mm length needles Specifications • Stroke Speed: 4000 bpm • No. of Needles: 12 Piece • Needle Stroke: 24mm • Needle Diameter x Length: 3x126mm • Sound Level: 88.7 dB(A) • Vibration: 3.8 m/s² • Min. Hose Size: 3/8 inch • Air Inlet: 1/4 inch • Air Consumption at 100% int. (At 6.2 bar): 6 cfm • Weight: 1.14kg