【▲Defective▲】Cannot be unlocked without a key. ▲ This is a vintage padlock with a laminated construction (impact-resistant laminated steel construction) manufactured in the 1950s by Master Lock, a long-established American padlock manufacturer. Mini size Important: 35 grams This item is recommended not only for collection as a vintage item, but also as a part for apparel, accessories, DIY, etc. ■About Master Lock: ■Founded in the United States in 1921, it is a long-established padlock manufacturer with a history of over 100 years. It all began when the founder, Harry Soref, developed and sold products that improved the strength of padlocks for bank vaults and other secure areas. ■Main Features and History Invented the world's first laminated steel construction padlock in 1924 The dial-type padlock 1500D, released in 1935, is a long-selling product that is still sold today Announced the TSA (Transportation Security Administration) approved travel lock in 2004 Became one of the world's largest manufacturers of padlocks and small security-related products in 2014 《Search Keywords》 America USA Antique Vintage Vintage Lock Key USA Object Art Mid-century Old item Old DIY History Interior padlock Parts