Main technical data:Center height: 80mmClamping diameter in V-slot: 4-30mmTravel of V-block: 25mmTransversal travel of slide: ±12.5mmQuantity of tooth: 24Max. wheel diameter: 200mmMax. radius when dressing arc: convex: R50mm; concave: R100mm Outside size: 360 x 116 x 145mmThe punch former is applicable on the surface grinder or universal grinder for grinding round, radius and multi-angle points of punches and for precisely EDM electrode. With the radius dresser arm, it is able to dress wheels to different straight and arc profiles.