ecoedge mach5 granite stone concrete machine plus v40 (1-1/2") router bit plus 4 inch polishing pad 40 pad granite marble concrete counter top toolsmart asia pacific construction very important remind (1) :this eco edge plate fits 5/8"-11 thread spindle's polisher (doesn't fit m14 spindle polisher). the polisher on top of the eco edge plate on the photo is not included in this package. this package carries (a)-(c): (a) the eco edge plate and (b) (40 pieces) of 4" diamond polishing and (c) 1 piece of v40 (40mm / 1 1/2") full bullnose router bit (used with this machine) . the 40 pads of 4" pad are: 5 x grit 50 100 200 400 800 1500 3000 6000. details of eco edge plate: the eco-edge transform electric & pneumatic polishers into a profile edging system.and granite. adapters & hardware to run electric or pneumatic grinder with 2" or less collar size is included. the eco-edge uses standard m10 router bits, no need to replace your bits with compatible products!