This equipment mainly used for metal scraps discharge, nonmetal material cutting down by powder, granule or shorter scraps transfers. Can be applied to various machine tools and machine tools placed where space is narrow, convenient installation, reliable work, large range of the advancing speed selection, according to need can choose A type; A core, have set crumbs slot, type B; A core, no set crumbs slot, C; No core, have set crumbs slot, D type; No core, no set crumbs with other scraps discharge groove, joint use, can form device scraps discharge system in different shapes.