23-Gauge galvanized and coated headless pins are designed to use with p630, p635, p645, p645l, p650 and p650l grex pinner * Precision drawn wire guarantees consistent accurate pins * Optimized tensile strength for each pin length * Durable yet flexible collation minimizes strip fragmentation * Fastener measures 5/8-Inch length * 23 Gauge galvanized and coated headless pins * Designed to use with P630, P635, P645, P645L, P650 and P650L Grex pinner * Measures 5/8 inches length * Precision drawn wire assures consistent accurate pin optimized tensile strength for each pin length