... Machine is used to make perfect book covers, cover of notebook, calendars, hanging calendars, files etc. Usage ... products. It is used to make perfect book covers, cover of notebook, calendars, hanging calendars, files etc.Main Feature: ... ×200mm5spine(S)10mm10mm6Folded paper sizeR10~18mm10~18mm7max quantity of cardboard6pieces6pieces8precision±0.50mm±0.50mm9 production speed25sheets/min25sheets/ ...