Specification Brand : KUAOXK BulletPoint : 3-piece L075 series coupling set includes two coupling halves and an NBR rubber insert. 7/16" bore with 3/32" keyway and set screw on one coupling half. 1" bore with 1/4" keyway and set screw on the matching coupling half. Interchangeable with Lovejoy, Martin, Browning, TB Woods, and other L-jaw couplers. BulletPoint1 : 1. Made of aluminum alloy, lightweight, anti-oxidation, CNC cutting, outstanding appearance, high-precision workmanship, and long service life. BulletPoint2 : 2. Provides torque transmission and alignment, efficient coupling design. BulletPoint3 : 3. Widely used: used to transmit motion, widely used in small CNC machine tools, 3D printer Z-axis couplings, etc. BulletPoint4 : Accommodates up to 2 degrees of angular misalignment between shafts BulletPoint5 : Meets ANSI standards Color : One Color ConnectorType : Coupling ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier : 8505433559351 ExternallyAssignedProductIdentifier1 : 697950047454 ExternallyAssignedProductIdentifier2 : 0697950047454 ExternallyAssignedProductIdentifier3 : 00685144104175 ItemName : Rigid Coupling,Stainless Steel Rigid Coupling 1pcs D30L42 Shaft Coupler Aluminium Motor Flexible Shaft Coupling Connector CNC Flexible Couples(5mm to 6mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : set-screw-couplings Manufacturer : KUAOXK Material : Metal MaximumAngularMisalignment : 2 degrees MaximumRotationalSpeed : 3000 rpm MetalType : Aluminum ModelNumber : KUAOXK NumberOfItems : 1 NumberOfPieces : 1 NumberOfTeeth : 18 PartNumber : KUAOXK ProductDescription : 1. The flexibility of the coupling eliminates stress between the motor and the driven components. 2. High strength, strong plasticity, good heat resistance and good toughness. 3. A shaft coupling is a coupling that connects two shafts together to transfer torque and rotational motion.