24 Gauge head pin measures 0.020 inches or .5mm thick. Use for small hole beads such as pearls, secure with a wrapped loop, as the wire rather flexible.
Ball End Head Pin
Wire Size: 24 gauge | 0.020" | 0.51mm
Length: 2.00" | 50.8mm
Head Size: 0.060" | 1.5mm
Finish: Anti-Tarnish