Pipe Threading Machine Maximum Compatible Pipe Size 1 1/2 in Minimum Compatible Pipe Size 1/4 in Motor Type Standard Horsepower 1/2 hp Number of Speeds 1 Free Speed 44 RPM Tool Series 1215 Includes Cutter Assembly Nu-Clear Oil Quick-Open Right Hand NPT Die Head Voltage 120 V Phase Single-Phase Chuck Type Manual Through-the-Head Oiling Yes Thread Standard of Included Dies NPT Maximum Bolt Size 1 in Minimum Bolt Size 5/16 in Die Head Sizes 1/2 in to 1 1/2 in Current 24 A