8mm Lead Screw Nut, Pom Nut, 2mm Pitch 3D Printer Z Axis Trapezoid Motor Screw Nuts for Z Axis 3D Printer Parts.You will get 1 piece T8 POM nuts, the size 24.2x12.7mm, the thickness is 10.5mm, the lead screw diameter: 10mm, the pitch: 2mm, the thread lead: 8mm.These nuts are for 3D printer whose mounting holes are M3 and two holes spacing 18mm.The nut has the characteristics of insulation, tensile and compression resistance, and has a good mute effect. It is a very good 3D printer accessory.POM Nut is very easy to use. The screw fixing hole is M3 and the distance between the two holes is 18mm. It is very easy to install and easy to operate.T8 lead screw is made of metal material, which is very durable, will not be damaged, and can be used for a long time.T8 Nut Trapezoidal Screw for 8mm Diameter. 2mm Pitch 8mm Lead Screw Nut for 3D Printer Parts. T8 Lead Screw POM Nut 8mm Upgrade Parts. 3D Printer Z Axis Trapezoid Motor Screw Nuts. T8x8mm Lead Screw Brass Flange Nut Pitch 2mm.