Flat head metal binding screws

Metal screws applied in bookbinding. The flat head fits perfectly and doesn’t stick out from under the cardboard.

Color: silver, gold
Packaging: 100, 1000 pcs.

Catalog no. depends on the thread length (A dimension):
350/05 A = 5 mm
350/10 A = 10 mm
350/15 A = 15 mm
350/20 A = 20 mm
350/25 A = 25 mm
350/30 A = 30 mm
350/35 A = 35 mm
350/40 A = 40 mm
350/45 A = 45 mm
350/50 A = 50 mm
350/55 A = 55 mm
350/75 A = 75 mm