Remind They arbor of them are 5/8"-11 Thread. NOT M14 Thread.
(a) 1 Piece of 1-1/2" Diameter Diamond Core Drill Bit / Hole Saw for concrete stone (with 5/8-11 arbor). Its segment is ultra high (10mm high segment).
(b) 7 Pieces of 1-1/2" Diamond Wet Polishing Drum for granite marble concrete sink / basin hole / sink cutouts / tight radius (with 5/8"-11 Thread arbor) They are 1 Piece of Grit 50 100 200 400 800 1500 3000. Fits on wet / water-fed polishers, Wet use only; -Vertical oscillation recommended for even wear; -Ideal speed (of polisher / grinder) capacity is 4000 RPM, Not be higher than 5000 RPM.. Wet Diamond Polishing Drum Wheel is designed for wet polishing of sink cutouts or tight radius. A comp
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