4 Pcs Star Knobs Size 5 16 18 Hand Tighten Clamping Knobs Through Hole Nylon Star Head Black Plastic For T Track Bolts Jigs And Mechanical Equipment Kit

4pc Nylon Star Knob Set for T-Track & Jigs, 5/16-18
✔️ Through-hole 5/16-18 nylon star knobs, head 38.5 mm (1.51 in)

This pack includes four hand-tightening star knobs with through-hole design, ideal for clamping and securing parts on T-track systems, jigs, fixtures, and machinery. They bite without tools, speeding up setup and adjustments in woodworking, metalworking, and electronics benches.

✅ Internal thread diameter: 5/16 in (7.94 mm)
✅ Star head diameter: 38.5 mm (1.51 in)
✅ Total height: 15.1 mm (0.60 in)
✅ Through-hole design allows bolts to pass through
✅ Material: nylon body with galvanized carbon steel threads
✅ Colore: nero

💡 What is a handy hand-tightening clamping knob used for?

- Quick, tool-free adjustments on fixtures and jigs - Works with 5/16-18 threaded rods and T-track setups - Durable nylon handle with steel threads resists wear and cross-threading