Feature: 1. Folding Handle: Machine tool handwheel with revolving handle, equipped with screw hole for easy assembly of handle, the foldable handle design for easy use and storage. 2. Main Purpose: This handwheel is simple and compact, making it perfect for any application that requires general or precise adjustment through a rotating mechanism. 3. Plastic Material: The machine tool handwheel is made of excellent plastic material, with strong insulation, good toughness, wear resistance, and has a long service life. 4. Standard Sizes: The outer diameter of the handwheel is 100mm, the inner diameter of the mounting hole is 12mm. Drill hole to the standard shaft diameter according to its size. 5. Wide Application: This control handwheel is widely used in industrial machine tools, such as milling machines, lathes, grinding machines, etc., to meet various processing needs. Specification: Item Type: Lathe Handwheel Material: Plastic Product Specification: 12x100mm Product Outer Diameter: Approx. 100mm / 3.9in Mounting Hole Inner Diameter: Approx. 12mm / 0.5in. Package List: 1 x Lathe Handwheel Note: There is a slight error in size.