Black Nylon 1/4-20 Inch Hand Tightening Clamping Knobs With Brass Inserts Screw-On Thru Threaded 6-Star Knob Nuts For T-Track And Machinery Set Of 4 Durable Nylon Construction Anti Aging Heat Resistant For CNC Benchtops And Router Tables

4-Pack 1/4-20 Star Knob Nuts for Precise Hand Tightening
✔️ Ergonomic nylon knobs with brass inserts, 38mm head, 13mm tall

These screw-on star knobs are designed for 1/4-20 threaded applications. Made from durable nylon with brass inserts, they deliver a reliable grip and smooth operation in milling machines, drill presses, lathes, fixtures, and other setups in workshops.

✅ Size and fit: 1/4"-20 female thread; head Ø38 mm (1.50 in); height 13 mm (0.51 in)
✅ Material: Nylon body with brass insert; 6-star ergonomic grip
✅ Finish: Black color; screw-on thru type for easy use
✅ Pack: 4 pieces included in each set

💡 What is a hand-tighten clamping knob used for in general machining and fixtures?

This handy fastener lets you secure fixtures quickly without tools. - 1/4-20 threaded holes common in drills, lathes, and jigs - Nylon body with brass insert resists wear and marring - Six-star grip provides comfortable, non-slip hand tightening