3-in-1 stapler kit, 4 - 14 mm, includes 1 manual stapler, 500 staples of 8x1.2x11.3 mm, 500 staples of 12 mm, 500 nails of 14 mm, storage case, compatible with type d/t50 staples 11.3 mm crown heights 4-14 mm, type u 12 mm, type t (nail/brad) 14 mm caliber 18ga