【Size】Female thread specification: 5/16"-18; Head diameter: 1.57 inch (40mm); Total height: 0.59 inch (15mm); Thread diameter: 5/16 inch (8mm).br>【Package Included】5 × 3/8"-18Star Knob Handle. Color: Black.
【Application】T track knobs are widely used for replacements, accessories, jigs and fixtures, etc. It can be used in drill press, lathes, fixture, feather board and fences, and other places where5/16inch 18 male thread is needed.
【FEATURES】: Ergonomically designed for quick and easy adjustments, tightening and maneuverability with optimal control, plus anti-stripping molded-in steel inserts for smooth spinning motion