General description Monel staples have a rustproof finish and are recommended for their durability and resistance to corrosion. They are totally waterproof and can be used underwater. Technical specifications Type: Monel staples Quantity: 1000 staples Length: 10mm (3/8in) Compatibility and accessories Compatible with: T50, T55, T50PBN, HT50P, HTX50, ETFX50, ETF50PBN, CT50K, 5700, and 8000 staplers