This package carries (a)-(e): 

(a) 1 Piece of V30 (1 1/4" / 30MM) diamond Full Shape bullnose router bit for 30 MM High or Thick stone concrete (5/8"-11 Thread arbor).

(b) 1 set of Lock ring nut and wrench (for 5/8"-11 Threda spindle grinder or polisher).

(c) 1 Piece of 4" Pad / 100mm Diameter Holder (its arbor is 5/8"-11 Female Thread).

Important Remind: Pad Holder's max capacity / velocity is 5000 RPM. Please do not use it with high speed grinder or polisher.

(d) 20 Pieces of 4" Diamond polishing pad for stone concrete travertine:

4 X Grit 50 100 200 400,

1 X Grit 800 1500 3000 6000.

(e) 1 X 5" / 125 mm Diameter Diamond Tuck Point Blade (segment thickness 1/4")  removal of mortar joints in brick, block or stone of exterior building surfaces, interior floors and walls, giving you the freedom to repair and resurface almost any type of concrete and masonry.