T411.  Iron tanto tsuba.  4.8 x 5.4 x .45 cm at the raised rim (the plate is .2 cm).  Tha nakago hitsu-ana is .7 x 2.2 cm.  Mokogata with a nicely raised rim and prominent tekkotsu on the plate and rim.  An honest (no pretension here) iron tanto tsuba reasonably priced.  $80.