[6.5×9mm black nickel]
[8×9mm black nickel]
[9.5×10.5mm black nickel]
[8×9mm antique gold]
[9.5×10.5mm antique gold]
[6.5×9mm antique gold]
Size: Head diameter about 0.4 inches (9.5 mm) x Foot length about 0.4 inches (10.5 mm). Material: Brass This is a clam tack for joining parts that require more strength than adhesive. Mainly used as a rivet on surfaces that exist in design.
(From )