1,This letterpress numbering machine adopted of Roman font, hand-carved 2,The jumping mode is backward (987654321) 3,The number's height is 5 mm, width is 5mm 4,The shell and the pressure head are made of zinc alloy, the rest of parts are made of high quality steel 5,This letterpress numbering machines are included NO. Features: This letterpress numbering machine adopted of Roman font, hand-carved. The jumping mode is backward (987654321). The number's height is 4.5 mm, width is 2.5mm. The shell and the pressure head are made of zinc alloy, the rest of parts are made of high quality steel. This letterpress numbering machines are included NO. Specifications: Print speed: 60 times or min Print range: 48.8 x 28 (mm) or 1.92 x 1.10inch Printing direction: unidirectional printing Applicable: workpiece plane Size: 2.2 x 4 x 2 or 0.87 x 1.57 x 0.79inch Degree of automation: manual Digit: 6 digits Purpose: print digit number Number height: 4.5 mm Number width: 2.5mm Weight: 518g Package Included: 5 x Letterpress numbering machine