New, blade manufactured by world leading saw blade manufacturer Daiko Trading, Japan. Blade drive details TSUNE TK5C-50GL 250 2.0 1.70 32 4/11/63. NISHIJIMA NHC-050NA 250 2.0 1.70 32 4/11/63. KASTO/WAGNER KASTO wa C7 250 2.0 1.70 32 4/9/50.
eBay