Rigid Shaft Coupling Bore Diameter 1 10 mm Bore Diameter 2 10 mm Bore Type Round Clearance Diameter 29 mm Coupling Construction One-Piece Coupling Material Stainless Steel Coupling Outside Diameter 29 mm Different Bore Sizes No Keyway Depth 1 Not Applicable Keyway Depth 2 Not Applicable Minimum Bore Diameter 10 mm Keyway Width 1 Not Applicable Keyway Width 2 Not Applicable Maximum Bore Diameter 10 mm Maximum Speed 4 000 RPM Maximum Torque 32 N-m Overall Length 45 mm