ring triblet Artifex Products namemanufacturegrain sizedimensionsapplicationtypeitem No.ring tribletArtifex400 (yellow)15/25 x 65fine grindingSC 400 MP507087ring tribletArtifex250 (blue)15/25 x 65fine grindingSC 250 MP507086ring tribletArtifex150 (red)15/25 x 65pre-grindingSC 150 MP507085
