Q: What grain size of the
diamond wheel is appropriate for rough,pre-finishing,and finishing?
A:It
depands on the work material and other conditions:
1.For
rough --- 140# or lower than 140#
2.For
Pre-finishing --- 300# or lower than 300#
3.For
finishing --- 400# or higher than 400#
Name: HeBei PRO Diamond Tools Co., Ltd.
Tel：15383008842
Email：blair.qi@pro-diamondtools.com
Add：Jiao Tong Ju Building, Huang Hua City,HeBei Province ,China
Blair Qi
8615383008842