Plastic Knob - Polypropylene

TIGHTEN & ADJUST JIGS, FIXTURES, FENCES: The DCT | 5 Star Knob T Track Knobs 5-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 5/16-Inch 18 internal thread is required
PERFECT SIZE: 2-inch diameter and 1-inch height (5.1cm x 2.5cm); T track knob threading has 5/16-inch (7.9mm) diameter and 18 threads per inch (if you turn a nut 18 revolutions it will move 1 inch)
TURN COMFORTABLY: Ergonomic design of this plastic knob set allows for easy adjustment and tightening with maximum control and agility without the use of additional tools
BUILT TO LAST: T knobs constructed from polypropylene plastic with a molded-in brass insert that will not strip
PACKAGE CONTENTS: Tightening knob package includes (5) T track knobs (5/16a -18) for your convenience; For use with tee bolts and a hold down clamp (sold separately)