12300mm high security petty cash box perfect for secure storage of petty cash and loose change robust metal cash box when locked you can be sure your petty cash is safe with our range of secure cash boxes with keys black cash box with removable change tray securely hide notes under multi compartment change tray high quality range of black cash boxes available in 4 different sizes 6 8 10 12 petty cash box perfect for market stalls charity events small change storage at home and much