Comprehensive Set Comes with 5 pins total, including 2 stored under the removable back cover and 3 additional pins for extensive use Universal Pin Size Features a standard 0.8 mm pin diameter, suitable for a wide range of watchband adjustments Convenient Storage Designed with a removable back for secure storage of extra pins, ensuring you always have spares on hand Durable Plastic Body Crafted with a sturdy plastic body for reliable performance in watchband link removal and adjustments Versatile Tool Ideal for craftsmen, hobbyists, jewelers, watchmakers, and repairers looking for an efficient solution to watchband modifications