This is 3d Printer CNC Lead Copper Nut for 12mm Screw. It is used with 12mm Lead Screw in general machine tools such as 3D printing.SpecificationsInner Diameter (ID) (mm)12Outer Diameter (OD)(mm)42MaterialBrassWeight (gm)50Shipment Weight0.055 kgPackage Includes :1 X CNC Lead copper nut.
