... crack and lost the segments.size:4"-9"diamond segmented turbo cup grinding wheelgrinding wheel,for grinding stone,marble,granite, ... pcd plate,we can sent the samples for your test.Other size can be acceptable. Danyang Huachang Diamond Tools Manufacturing ... production line,and inspection equipment,We strictly conform to lS09001-2000 quality control system,and IS014001-2004 environment system,Inspection ...