Screw lock 1) Material: Zinc Alloy die cast housing and cylinder. 2) Finish: Nickle /gold plating. 3) Usage: Cash registers, mailbox, moneybox, and other steel office furniture. 4) Packing: 1 lock in a polybag, 15 polybags in a dozen, 150pcs in an export carton, so there are 150 locks in a carton. (the packing can be made by customers' demands). Meas:36cm*19.50cm*16.00cm. GW/NW:15.50KGS/14.50KGS.