Detailed Measurement specifications: Features threaded connection size 12 1 with external measurement 12 65mm/0.5 2.6In and internal measurement 1.8 56Mm/0.1 2.2In for various securing needs. Provides flexibility for different workpiece sizes Sturdy Metal Build: Made from robust metal substance, this compact lathe gripping tool ensures long lasting use and resistance to wear in machining tasks. Ideal for small scale metalworking projects with its construction Multi Equipment Compatibility: Adapts to various tools including lathes, automated machines, grinding devices, cutting machines, boring equipment, and rotating platforms. Versatile for different workshop setups Compact & User Friendly: The small four clamp single motion unit proposals easy handling while maintaining strong gripping capacity despite its space saving form. Perfect for tight workspaces Four Clamp Adjustable Design: Equipped with four individually controlled clamps and fasteners for secure workpiece holding. Suitable for small metal lathes and detailed machining applications, Manufacturer: Hsyzygian