5/16"-18" Three-Prong Wing Nut, Black Plastic Knob, 2-inch Diameter, with Brass Insert (5-Pack) Suitable for T-Slot Bolt clamp knobs, saws, Drills, lathes, etc.

5/16"-18 UNC Standard Thread Compatible with 5/16"-18 UNC bolts, studs, and T-slot clamps for easy installation. | 2-Inch 3-Prong Knob Features a large 50.8mm diameter and an ergonomic 3-prong design for effortless gripping and quick, tool-free tightening. | Durable Brass Insert Built-in brass threaded insert offers superior strength compared to standard plastic threads; ideal for frequent adjustments and helps prevent thread stripping. | Black Plastic Body Resistant to oil and common chemicals; suitable for use in workshops, garages, woodworking shops, and machine tool environments. | 5-Pack / Versatile Use Suitable for T-slot bolt clamping, as well as adjustment knobs for saws, drill presses, lathes, jigs, fences, and various equipment.