This large cleaver is a traditional Japanese-style deba cleaver.  It has a stout blade with a single-bevel edge.  This particular size is used for butchering salmon or other large fish.  5.0mm thick blade.

 

 

Knife Specs:

Knife Length: 285mm
Weight: 330g
Blade Length: 160mm
Blade Height: 50mm
Blade Thickness: 5mm