1DURABLE MATERIALS: Lathe milling handwheel is made of excellent plastic material, with modern design, possess strong insulation, sturdy and durable, lightweight and portable 2STANDARD DIMENSION: These handwheels are drilled to the standard shaft diameter according to their dimension and are also tapped compatible detachable handles 3EASY TO USE: 2 spoked handwheel is equipepd with screw holes compatible easy revolving handle assembly, provide great convenience compatible your work and life 4MAIN USE: These handwheels are ideal compatible any application that requires universal or accurate adjustment through a rotating mechanism, accurate and efficient 5WIDELY USED: The control hand wheel is widely used in industrial machine tools, such as milling machines, lathes, grinders, etc., very versatile, useful and practical