4 HP governed motor of constant speed; Housing made from high grade aluminum alloy for maximum strength; Safety lock-off throttle and side assist handle for operator comfort; Internal silencing reduces noise output; Wheel guard and flanges follow ANSI standards; Best for: Heavy duty continuous grinding

3 HP Motor for extra stall resistance; Safety lock-off throttle; Stainless steel governor for reliability and maintaining speed under load; "Technaloy" housing provides ultimate strength with low weight; Built-in lubricator increases reliability

2.3 HP Motor prevents stall under load; Safety lock-off throttle; Governor controlled to maintain speed for optimum material removal; Double bearing spindle design for durability; Built-in exhaust silencer system; Power packed 2.3 HP Six Vane Motor; Best for: Continuous heavy duty grinding

.4 HP motor for stall resistance; Exceptionally large spiral gear and pinion doubles tool life; Only 79 dBa sound pressure; Erickson® style collet; Contoured Composite housing for comfort; Parts interchange with Ingersoll Rand® CA120R, CA200R, CD200D Series; 1/4"-20 Male spindle to connect backing plate reducing overall height

.45 HP motor prevents stall under load; Oil free motor features machined carbon fiber blades; Throttle valve designed for variable speed control; Precision 3 piece collet; Best for: Continuous use applications found in aerospace and metal fabrication