BUFFERS Price $0.75 Different grits for diferent purposes. ·(4071) 3 Sided Buffer Fine/Medium. .(4072) 3 Sided Buffer Coarse/Coarse. .(4073) 3 Sided Buffer Blue Center Fine/Fine. .(4074) 3 Sided Buffer Orange center Medium/Coarse. .(4075) 3 Sided Buffer Purple Center Coarse/Coarse. .(4076) White Block 180 grit/medium.