M7-SN1268 | M7 Needle Scaler 4600bpm 28mm Stroke 3x180mm Needles Straig FEATURES • Needle size : 3 x 180mm (19 per set) SPECIFICATIONS • Stroke Length: 28mm • Blows Per Minute: 4600BPM • Air Requirements: 15 CFM / 90 PSI • Inlet: 1/4 • Overall Length: 460mm • Net Weight: 2.8kg • Sound Pressure: 91 dBA • Vibration Level: 13.7m/s²