Percussion Driver Drill HP457DWE 18V G-Series Lithium-ion Cordless Percussion Driver Drill powered exclusively by the G-Series Li-ion battery - All metal gear construction ensures high transmission durability - Single sleeve keyless chuck enables easy bit installation/removal with one hand - Ergonomically designed rubberized soft grip provides more control and comfort Capacity / Steel : 13mm (1/2") / Wood : 36mm (1-7/16") / Masonry : 13mm (1/2") Impacts per minute (ipm) / Hi : 0-21,000 / Lo : 0-6,000 No load speed (rpm) / Hi : 0-1,400 / Lo : 0-400 Max. fastening torque / Hard / Soft : 42 / 24N·m Dimensions (L x W x H) / 239x83x240mm (9-3/8"x3-1/4"x9-1/2") Net weight / 1.7kg (3.8lbs) Standard Equipment: (+)(-) bit Available Variants: includes 2 batteries / 1 charger / carry case