Capacity: Pipe: 1/4"-1 1/2" (6mm-37mm) Bolt: 5/16"-1" (6mm-25mm) The Model 1215 1/4"~1 1/2" capacity threading machine features a compact and lightweight design - only 35 kg (less die head). These features combined with two ergonomicaly designed carrying handles allow for easy transportation by one person. Technical Specifications: ‧Motor: 1/2 HP 50/60 Hz ‧Motor Control: On/off heavy duty switch and integral foot switch ‧Spindle Speed: 44 RPM right hand operation ‧Front Chuck: Hammer type with replaceable rocker action jaw inserts ‧Rear Centering Device: Cam action ‧Oiling: Through die head adjustable ‧Pump: Self-priming constant flow, gerotor type