The 754 unit has the same basic features as the 752 with silicon carbide replaced by diamond abrasives. Unit comes with 2 8" x 1 1/2" metal bond diamond grinding wheels (100 220 grit), 2 3" x 25 7/32" diamond cloth belts (220 mesh 1200 mesh) and, for polishing on the leather disc a 2 gram syringe of 50,000 mesh diamond compound with a 2 dram bottle of extender fluid (thinner).