Used every day by major armored couriers and banks, CoinLOK provides the convenience of a single-use bank coin bag while matching the strength of many reusable bags. CoinLOK fits all major coin counters and sorters, improving the efficiency and security of your coin processing. At CONTROLTEK, bank supplies are understood. Drawing on an extensive 41 years of experience in financial supplies and support, customers are served in the financial, retail, and cash-in-transit industries with customized solutions and products for processing financial and cash transactions. Tamper-evident cash deposit bags for unparalleled cash security.