This package carries (a)-(b):

(a) 

1 Piece of B5 (5mm / 3/16")

Diamond Brazed Radius / Half / Demi / Roundover Bullnose Router Bit/Profile for 5MM Thick or High stone concrete travertine (5/8"-11 Thread arbor). 

(b) 16 Pieces of 4" Diamond Polishing Pad for granite marble concrete

3 X Grit 50 100 200 400,

1 X Grit 800 1500 3000 10000.

 And 1 Piece of 4" Velcro Backer/Pad Holder

 (5/8"-11 Thread arbor).

VERY IMPORTANT REMIND: Velcro Backer's max capacity is 5000RPM. Please don't use it with high speed grinder/polisher.

-ideal speed of grinder/polisher: 3500-4500 RPM.

- please don't use with high speed grinder/polisher.

-with water feed hole, can be wet use.