DCT 5 Star Knobs Kit 1/4in-20 Threaded Knob, Bolt with Knob, Clamping Knob Jig Knobs T Track Knobs and Bolts 4-Pack

TIGHTEN & ADJUST JIGS, FIXTURES, FENCES: The DCT | 5 Star Knob T Track Knobs Kit with Bolts & Washers 4-Pack is a package of screw-on clamping knobs that can be used on your existing saw fence, drill press, lathe, routing jig, fixture, feather board, or anywhere else that a 1/4-Inch-20 internal thread is required; Many 3/4-inch wide x 3/8-inch deep (19.1mm x 9.5mm) T-tracks will not only accept this knob set but will allow you to use the 1/4-inch T-bolts