Old school tap & die by Wells Tool Company Greenfield Mass, USA, taps N.C 1/4" - 3/4" and N.F 1/4- 1/2", dies are 1 3/4" adjustable split type with screw, N.C 1/4"-1/2" and 1/4"-1-1/2" N.F, the 3/8" n.f is missing, includes die stock and tapping handle, 28 pieces in a good metal case. Check sellers list for tools.