These are related metal fittings from leathercraft. All of them are fittings I saved when dismantling items. ① Metal fittings saved when a 4-strand braided leather wallet chain broke: ○ Different types of snap hooks, one each (2 total) Size: Approximately 4cm (lever snap hook) Size: Approximately 4cm (thicker than the snap hooks commonly found on keychains, but the same shape) ○ 2 rings, 3cm in diameter (normal rings with a pattern? They stick to a magnet, so the material is steel) ② Large lever snap hooks: 2 lever snap hooks that were attached to an 8-strand extra-thick braided leather wallet chain, same size. ⚪ Size: Total length 6.5cm, width of the hole for the strap is about 1.8cm ③ Lever snap hook from an Orobianco keychain. Stamped "MADE IN ITALY". Size: Length about 6cm, width about 3.5cm ④ 2 metal fittings to fasten the belt on a Funny long wallet. Size: Length about 3.5cm, width about 8mm