The mechanical code lock is made of zinc alloy, solid, precise, safe and durable. Tongue center distance: standard 60 mm (option 70 mm); Panel: 14.2 x 4.4 x 7 cm / 5.59 x 1.73 x 2.76 inches (approx. Lock body: approx. 14.2 x 4.4 x 6.4 cm. < p>There is only one set of passwords and the numbers are not repeatable. For example, if the password 123456 is set to 231456, it can be opened. 1-11 digit combination combination lock The recommended password is 4 -6 digits set With screws and English manual, easy to use Install Applicable door thickness: 30-60mm Applicable type: interior, door exterior. Suitable for office doors, interior doors, rental doors, composite doors or other places where Keys are not suitable. > Properties: É ;status : New article Maté ;riau : Zinc alloy Lock body material: Steel + Zinc Applicable door thickness: < span>30-60 mm Applicable Type: Door inside and outside < /tbody> < table class="a-bordered a-horizontal-stripes aplus-tech-spec-table" > Password length: