Impact Driver DTP141RFJ More compact design achieved by using BLDC motor and electronic clutch mechanism - 4 Operation modes and Teks screw mode selection ( Impact driver / Impact drill / Drill / Screwdriver ) - Electronic Clutch Mechanism provides expanded torque range - Easier mode selection and higher durability of the selection mechanism Capacity / Steel: 10mm, Wood: 21mm Masonry: 8mm Impacts per minute (ipm) / Impact-driver mode (Hard/Medium/Soft):0-3,200/0-2,400/0-1,200 / Hammer drill mode (Hi/Lo): 0-32,400/0- 8,400 No load speed (rpm) / Impact-driver mode (Hard/Medium/Soft): 0-2,700/0-2,200/0-1,300 / Drill mode (Hi / Lo) : 0-2,700 / 0-700 / Hammer drill mode (Hi / Lo) : 0-2,700 / 0-700 / Screwdriver mode (Hi / Lo) : 0-1,100 / 0-300 Max. fastening torque / Impact-driver mode: 150N.m Drill mode : 22 / 13N.m Dimensions (L x W x H) / 171 x 79 x 250mm Net Weight / 1.8kg Standard Equipment: Belt Clip Available Variants: includes 2 batteries / 1 charger / makpac connector case