Makita DFR551Z Cordless Auto Feed Screwdriver w Silent Clutch 18V LXT® Li Ion (Bare Tool Only) Bosch Home and Garden 700 0 – 450 700 0 – 450 Max Fastening Torque Hard Soft: 30 14 N·m (270 130 in VERSATILITY : Selectable cross reference lines plus 4 point required for level 5 m s² Sound Pressure Level 74 dB(A) Sound Power Level N A dB(A) Noise K Factor 3 dB(A) Dimensions (L x W x H) w o Battery: 396 x 88 x 165 mm (15 5 8 x 3 1 2 x 6 1 2″) w BL1815N BL1820B: 396 x 88 x 194 mm (15 5 8 x 3 1 2 x 7 5 8″) w BL1830B BL1840B BL1850B BL1860B: 396 x 88 x 211 mm (15 5 8 x 3 1 2 x 8 5 16″) Net weight 1 High collated screw capacity range of 25 mm (1″) to 55 mm (2 3 16″)