... Diamond grinding disc for concreteItem No.CSize4"(100mm)Thickness10mmAperture16mmGrit(#10,#30),#50,#100,#200,#400,#800,#1500,#3000,6000#, ... produce different granularites and size as requested.About us·With 10 years’ experience,TAISHAN Diamond tools is specialized in producing and ... business reputation.·We wish to establish friendly business relations with you to enjoy a share of mutually profitable business. ...