The SD89104 – 2 1/2″ ~ 3″ BSPT  Alloy Pipe Threading Dies to Suit Asada B50, B80, B100 (Automatic) are available in several sizes. BSPT, NPT, BSPS, Conduit, BSW, Metric, UNC, and UNF are made from special pre-heat-treated steel, ensuring long life and easy threading. HSS for stainless steels and high-tensile steels, and alloy for general-purpose threading on black or galvanized pipe and rod The life of the dies is greatly affected by the quality of the cutting oil used.

Note:

Asada Threading Oil is strongly recommended.