Specification Brand : Kuuleyn BulletPoint1 : INJECTION MOLDING: Crafted using the injection molding process, this female thread clamping knob boasts a flawlessly smooth surface that not only looks aesthetically pleasing but also enhances its durability. The material used in the molding process is specially formulated. BulletPoint2 : GOOD FASTENING EFFECT: At the heart of this brass nut lies its engineered inner core, featuring clear, uniform, and deeply etched thread lines. This design ensures a fastening effect, providing a secure and reliable connection that withstands even the most demanding applications. BulletPoint3 : PLASTIC HANDLE: The engineering plastic handle of this clamping knob is a testament to both form and function. Its smooth surface feels comfortable in the hand, allowing for easy grip and effortless operation. The material's durability ensures that the handle remains intact and functional even after extended use. BulletPoint4 : 5 KNOBS: Packaged with five knobs, this set is designed to meet your diverse needs, whether you're using them all at once or keeping a few as spares. The extra knobs provide a convenient solution for replacements or additional installations. BulletPoint5 : REPLACEMENT: When it comes to replacing old or worn-out clamping knobs, this set offers a superior alternative. Its great workmanship, combined with the long service life of the materials used, ensures that these knobs will outlast their predecessors. Color : Black ExternallyAssignedProductIdentifier1 : 0669999532703 ExternallyAssignedProductIdentifier2 : 669999532703 IncludedComponents : Screws ItemDisplayDimensions_Height : 1.81 centimeters ItemDisplayDimensions_Length : 2.28 centimeters ItemDisplayDimensions_Width : 1.81 centimeters ItemDisplayWeight : 0.11 pounds ItemName : Kuuleyn Hand Clamping Nut Hand Grip Twist Knob 5Pcs Female Thread Clamping Knob Industrial Equipment 7 Star Through Hole Nuts CM12x50 ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 11 centimeters ItemTypeKeyword : star-knobs Manufacturer : Kuuleyn Material1 : Acrylonitrile Butadiene Styrene (ABS) Material2 : Carbon Steel ModelName : Star Knobs ModelNumber : Kuuleynt24dyrfoe1 NumberOfLithiumMetalCells : 1 PartNumber : Kuuleynt24dyrfoe1 ProductDescription : Item Type: Female Thread Clamping Knob Material: Engineering plastic handle + brass core Thread Diameter: Approx. 12mm / 0.5in Handle Outer Diameter: Approx. 50mm / 2in Quantity: 5