Product Description 50060 Dies, 500B 10Mm X 1.5 Iso Hs.This item is used for Hand tools & Tool Organizers ,Other Hand Tools. This product manufacture by United States. From the Manufacturer Rigid 50060 M10 International Standards Organization High Speed Dies. The Rigid 50060 M10 International Standards Organization High Speed Dies are International Standards Org dies for use with 531, 541 and 500B 1/4"-1" Die Heads. The Rigid 50060 M10 International Standards Organization High Speed Dies are RH High Speed with an M10 rod size and 1.5 thread pitch.