Dritz Heavy Duty Snap Pliers are an easy-to-use tool for the application of heavy duty snaps. This style of heavy duty snaps is used on jackets, coats, skiwear, and boat covers. Snaps are designed to be used on reversible garments. Simply substitute a cap for a post on reverse side. The Heavy Duty Snap Pliers will apply Dritz Size 24 - 5/8" (1.58 cm) Heavy Duty Snaps, Dritz Item Numbers: 5-1, 5-2, 5-3, 5-4, 5-5, 5-6, 5-32, 5-33, 5-38. Also works with Dritz 9/16" (1.42 cm) Western Heavy Duty Snaps, Item Number 105-3. The pliers package contains 1 pair of pliers, 5 tools, 1 tool remover, 2 replacement inserts, and illustrated instruction guide. Disclaimer: These pliers DO NOT work with Dritz 981 Series Snaps. Warning: Small parts. Keep away from children under 3 years old. NOT A TOY.