20pcs Zinc Alloy Spring Ring Metal Open Bag Webbing Keychain, Specification: 3 Point Black

20 pieces of zinc alloy spring ring metal open bag webbing keychains are designed for bag chain and keychain making. They are suitable for various DIY projects requiring durable and corrosion-resistant components.

• Material: Zinc alloy
• Wear-resistant and corrosion-resistant
• High hardness
• Long service life
• Outer diameter options: 3 points (17.5 mm), 4 points (20 mm), 5 points (24 mm), 6 points (27.6 mm), 1 inch (34 mm), 2 inches (40 mm)
• Inner diameter options: 3 points (11 mm), 4 points (12.6 mm), 5 points (16 mm), 6 points (19 mm), 1 inch (24.5 mm), 2 inches (30 mm)
• Line thickness options: 3 points (3.5 mm), 4 points (3.5 mm), 5 points (4 mm), 6 points (4.5 mm), 1 inch (4.5 mm), 2 inches (4.8 mm)
• Weight options: 3 points (2.6 grams), 4 points (3.1 grams), 5 points (5 grams), 6 points (7 grams), 1 inch (9.6 grams), 2 inches (12.5 grams)