This item is manufactured with premium material for durable and long-lasting use. It's easy to use and install with long service life. The precise design will ensure its practicability in the work with high performance. Great accessories for 3D printer. Features - Color: Gold. - Material: Brass. - Size: 2.30X1.60X1.20cm/0.90X0.63X0.47 inch. - for durable and long-lasting use. It has high hardness, no bending and long service life. - This screw is made of imported brass material and is of high quality. - Easy to install with sturdy design. Smooth, quiet, and low maintenance, very suitable for 3D printer. - for practical 3D printer use. This T-type screw is a new type of screw is mainly used in stepper motor, machine tool rails and other equipment. - Adopts precision production to the stable characteristics and high reliability.