Hallde 37188 Dicing Grid 6x6mm.

Unused, opened and put away in cabinet as spare. 
Box ripped, distressed, dirty and has shelf wear. 

This was bought to be used with a RG-400 , not sure what other models this blade is for. 
Make sure with the manufacturer before buying if this will fit your machine. 

Comes as shown.
See picture for details.