Steel Double Wing Knob Swivel Joints. Precision made. Column lock feature. Will not become loose when adjusting. Universal design will fit any make of magnetic base, surface gauge or indicator. 12L14 Steel.

• Designed for stability these clamps offer a strong and steady, hold tightly securing your dial indicator throughout the testing process. This ensures precision in every reading minimizing measurement errors and increasing efficiency in your projects.
• Also known as Swivel Clamps.