Features Delivers up to 10 minutes of continuous use (under normal operating conditions) from a single charge Compact and lightweight (2.2 lbs.) for easy operation Lock-on button for continuous operation Shaft lock for easy wheel removal Wrench retainer for operator convenience Battery and charger sold separately Standard Equipment 1 ea. Flex wheel (741404-OCP) Hex wrench (783202-0) Plastic pad (743009-1A) Specifications Grinding wheel 4" No load speed 6,500 RPM Battery 7.2VDC Overall length 8-7/8" Net weight 2.2 lbs. (w/battery) Shipping weight 2.3 lbs.