This copper lock core is designed for easy installation and compatibility with various locking mechanisms, while its structure allows it to be used in multiple settings. Used for enhancing the security of residential, commercial, and industrial properties. Features -Color:Multi -Material:Copper - Size: 6.00X3.00X3.00cm/2.36X1.18X1.18in - Size: 4.70X4.70X0.70cm/1.85X1.85X0.28in - Size: 3.70X3.70X0.30cm/1.45X1.45X0.12in - Applicable door thickness: 35-50mm - Suitable for door diameter: 30-35 mm - Stitching distance: 60mm - The minimum width of the door panel must be greater than 120 mm - Note: The product has color difference -Sturdy build: made from sturdy copper, this lock core is designed to last-using -Wide application: compatible with multiple door lock types, making it a versatile option -Effortless installation: simple structure allows for quick and easy installation by users -Enhanced protection: anti-pry features provide added security against breaking -Stable: precision manufacturing ensuring smooth and convenient operation Package list: 3 x lock cylinder 6 x keys 2 x screws 1 x decorative cover 1 x gasket