Low noise technology - Maximum performance with minimal noise. External adjustable clutch - Complete control of torque setting. Compact, lightweight - For easy manoeuvrability. Rear exhaust - Reduces noise level. SPECIFICATION: Av. Air Consumption (CFM): 4.42. Capacity: 1/8" - 13/64". Noise level (dB(A): 82. Working Pressure (PSI): 90. Air Inlet (BSP): 1/4". Free Speed (RPM): 800. Max. Torque (lbs): 97. Min. Torque (lbs): 22. Net Weight (kg): 1.25. Length: 11 - 3/8". STANDARD EQUIPMENT: C-spanner, double ended 1/4" PH screwdriver bit