Screw Gear Bore Diameter 15 mm Bore Diameter Tolerance H7 Bore Type Plain Face Width 25 mm Gear Shape S1 Gear Type Screw Hub Diameter 34 mm Hub Projection 18 mm Material Stainless Steel Maximum Teeth Hardness 187 HB Metric Module Pitch 3 Number of Teeth 10 Outside Diameter 48.43 mm Overall Length 43 mm