Specification Brand : Culnflun BulletPoint1 : [ BAKELITE MATERIAL] Made of Bakelite material, the material has good durability and long service life, ensuring excellent insulation performance. BulletPoint2 : [EASY INSTALLATION] Embedded with M12 female thread copper nut for easy setup on machine tools. BulletPoint3 : [PRODUCT DESIGN] Made to last with sturdy Bakelite construction, ensuring long-term use in industrial settings. BulletPoint4 : [EFFICIENT REPLACEMENT] Serves as a good replacement part for damaged or worn-out machine tool knobs. BulletPoint5 : [VERSATILE USE] Ideal for various industrial workshops, providing a good solution for equipment maintenance. ExternallyAssignedProductIdentifier1 : 0753883311670 ExternallyAssignedProductIdentifier2 : 753883311670 ItemName : Culnflun Black Bakelite Ball Lever Knob Copper Insert M12*40 Machine Tool Replacement for Industrial Machinery ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : ball-knobs Manufacturer : Culnflun ModelNumber : Culnflunqosyu5wnfp NumberOfItems : 1 PartNumber : Culnflunqosyu5wnfp ProductDescription : Specification: Material: Bakelite Color: Black Quantity: 5pcs Female Thread Size: M12 Ball Diameter: 40mm Package Weight: Approx. 271g/9.5oz