Miter Gear Bore Diameter 6 mm Bore Diameter Tolerance H7 Bore Type Finished Face Width 5 mm For Shaft Angle 90 Degrees Gear Shape BT Hub Diameter 16 mm Hub Projection 8 mm Hub Type Hub with Set Screws Includes Set Screw Material Stainless Steel Material Grade SUS303 Maximum Teeth Hardness 187 HB Metric Module Pitch 1