3-Mode operation for A-mode / Hard mode / Soft mode for multiple applications Bare Tool - Battery and Charger not yet included A-mode feature helps eliminate “screw cam-out” and “cross threading” by driving at low speed until tightening begins Variable speed (0-1,300/0-3,000 RPM & 0-1,600/0-3,900 IPM) for a wide range of fastening applications BL motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge BL motor eliminates carbon brushes, enabling the BL motor to run cooler and more efficiently for longer life Specifications: Capacity Machine Screw: M4 – M8 mm (5/32″ – 5/16″) Standard Bolt: M5 – M14 (3/16″ – 9/16″) High Tensile Bolt: M5 – M12 (3/16″ – 1/2″) Coarse thread (in length): 22 – 90 mm (7/8″ – 3-1/2″) Hex Shank 6.35 mm (1/4″) No Load Speed (RPM) Hard / Soft: 0 – 3,000 / 0 – 1,300 Impacts Per Minute (IPM) Hard / Soft: 0 – 3,900 / 0 – 1,600 Max Fastening Torque 140 N·m (1,240 in.lbs.) Vibration Level Impact tightening of fasteners of the maximum capacity of the tool: 14.0 m/s² Sound Pressure Level 94 dB(A) Sound Power Level 105 dB(A) Dimensions (L x W x H) 135x79x232 mm (5-5/16″x3-1/8″x9-1/8″) Net weight 1.2 – 1.5 kg (2.6 – 3.2 lbs)