The COLOP B6/8K Digit Auto Number 5.5Mm COLOP Reiner B6 8 wheel auto numberer. prints from 1 up to 99,999,999. It features a selectable consecutive 2x, 3x and 6x number advance mechanism with 5.5mm figure size. Also included is a non-print leading zero facility. The COLOP B6/8K Digit Auto Number is a self-inking stamp with Type 2 pre-inked pad