Continuous mode

Precisely ground to within 10μm

Optional blade tension gauge

Large Capacity Keyed Chuck – Offers precise control for accurate drilling across a wide range of bit sizes

Does it support heavy loads instantly

Heavy Duty Air Needle Scaler 3500BPM 28mm Stroke 3 X 180mm Needles, Pistol Style M7-SN2128 by M7 Bamboo Polishing Cloth Continuous modeFeatures Needle size : 3 x 180mm (24 per set). Superb quality pneumatic needle scaler. Specification Stroke Length: 28mm Blows Per Minute: 3500BPM Air Requirements: 7. 4 CFM 90 PSI Inlet: 1 4" Overall Length: 335mm Net Weight: 2. 8kg Sound Pressure: 100 dBA Vibration Level: 8. 1m s