grinding wheel 1.A&V checked on-spot; 2.Grain degree: 40#-1200# 3.Applicable to the surface grinding of all kinds of materias Specification:Grinding wheel 1.A&V checked on-spot; 2.Grain degree: 40#-1200#; 3.Applicable to the surface grinding of all kinds of materials. Characters:1. Strong,wear-resistant and sharp cutting force;2. High processing efficiency, not to burn the workforce,stabile ...