Model 1224 Threading Machine, NPT, 1 4 in to 4 in Pipe Capacity, 120 V AC, 15 A, 36 12 RPM ORS NASCO all metal construction Generous size hanging all metal construction Generous size hanging eyelet Contoured comfort grip with trigger lock 1 1 4 inch vacuum outlet High filtration collection bag with zipper Locks and seals threaded fasteners over 7 8 inch diameter Increased lubricity threadlocker reduces friction and allows proper clamp load to be achieved High strength properties ensure clamp load is maintained when exposed to vibration heavy duty rotary type and integral foot switch Cam action rear centering device Two speed gear box with a 3:1 ratio Hammer type chuck with replaceable rocker action jaw inserts