Versatile Clamping Lever Design: The ergonomic clamping lever ensures easy and secure locking, perfect for adjustable handles, hex nuts, and external male thread knobs in various mechanical setups. Stainless Steel Construction: This adjustable handle features stainless steel (M4, M5, M6, M8, M10, M12) for exceptional durability, making it ideal for machinery and industrial applications. Wide Range of Sizes Available: M4, M5, M6, M8, M10, and M12 threads, this clamping lever offers flexibility for diverse applications, from small tools to heavy-duty machinery. Precision Machining for Secure Fit: Engineered with precision, this locking knob provides a tight and reliability grip, ensuring stability in machinery, equipment, and DIY projects. Wide Applications：Clamping lever handles are widely used in Packaging machinery equipment, universal knife grinding machine, machine tool, welding equipment, printing equipment, woodworking machinery, packaging machinery, dyeing equipment, etc., Manufacturer: QCPLMKOJN