Coltello tritacarne misura #42 lama tagliacarne per Hobart 4342 4542 Biro Berkel ecc
Center square hole is 13/16". 3/4" (22mm) thick. This will fit your grinder if your plates are 5 1/16" across. Smaller and larger sizes also available. Heavy raised edge. This knife weighs 50% more than standard blades.