The Grex P6/25L 23-Gauge 1-Inch Length Headless Pins are precision-engineered fasteners designed for fine woodworking and detailed trim applications. Manufactured from galvanized and coated steel, these pins offer optimized tensile strength and consistent accuracy. Their durable yet flexible collation minimizes strip fragmentation, reducing the risk of jams and ensuring smooth operation. Compatible with Grex pinners such as P630, P635, P645, P645L, P650, and P650L, these pins are ideal for use in cabinetry, molding, and other finish carpentry projects.