Specification Brand : TA-VIGOR BulletPoint1 : 【Size&Package】Bore Diameter: 5mm to 5mm, Total Length: 20mm /0.78 inch, Outside Diameter : 12mm/ 0.47 inch, Through Angle: 180 Degree; Package includes: 2 x rigid shaft coupler, 8 x screws BulletPoint2 : 【Excellent Performance】5mm to 5mm shaft coupler is made of aluminum alloy to reduce inertia, has high torque with rigidity, low inertia, and excellent sensitivity. No rotation gap and elastic action can make up for symmetrical angular misalignment. BulletPoint3 : 【Durable Aluminum Material】Bore rigid shaft coupling is oil proof, corrosion-resistant, corrosion-resistant, and does not rust, having a long service life. BulletPoint4 : 【Wide Applications】The 5mm to 5mm rigid shaft coupler is used to hold bearings and sprockets tightly on the shaft to ensure the normal operation of the machine. Widely used in blowers, 3D printer, DIY robots, CNC machine, stepper motors, mechanical drive situations, etc. BulletPoint5 : ADJUSTABLE CLAMPING: Aluminium alloy shaft collar allows the shaft to be clamped by adjusting screws without damaging the shaft. Color : Red ExteriorFinish : Copper FinishType : Gold IncludedComponents : No ItemName : TA-VIGOR 2pcs 5mm to 5mm Shaft Coupling Set Screw, L20 x D12 Bore Rigid Shaft Coupler Joint Connector Aluminum Alloy for 3D Printer,DIY Robots, CNC Machine,Motor Accessories, Red ItemPackageDimensions_Height : 14.7 centimeters ItemPackageDimensions_Length : 1.5 centimeters ItemPackageDimensions_Width : 10.8 centimeters ItemTypeKeyword : set-screw-couplings Manufacturer : TA-VIGOR Material : Aluminum Material1 : Aluminum Material2 : Copper MetalType : Brass MetalType1 : Aluminum MetalType2 : Copper MetalType3 : Brass ModelName : Genericzhb0dv2t7r ModelNumber : Genericzhb0dv2t7r NumberOfItems : 2 PartNumber : TK1210NP2!FBAFUUS!T6 ProductDescription : 5mm to 5mm Bore Rigid Coupling Set L20XD12 Aluminum Alloy,Shaft Coupler Connector,Motor Accessories,Red,2pcs ProductSiteLaunchDate : 2023-02-23T17:01:47.176Z Size : 5mm to 5mm, D12xL20 SupplierDeclaredDgHzRegulation : not_applicable