Size:
3", 4", 4-1/2" , 5"
Grit size: 50/60, 80/100, 140/170, 170/200, 200/300

Bond choice ( for dia.105mm, Cutting glass, thickness: 11mm ):
HQA-03-003 (HBS1), cutting speed: 0.6~0.7m/min
ZQA-04-003 (ZBS1), cutting speed: 0.9~1.0m/min
XQA-04-003 (XBS1), smooth cutting: 1.00~1.10m/min, fast cutting: 1.25~1.35m/min

* Cutting performance may be different against actual application, all information above only from the cutting in laboratory in RobtoL & RobLion.

Update: May 26, 2009