本三豐MITUTOYO背測式百分表編號..........................測量范圍/分辨和率..........................備...注1960.......................................0-1X0.01mm.......................標準型1160.......................................0-5X0.01mm.......................標準型2960F.....................................0-1X0.01mm.......................防塵型2990.......................................0-0.1X0.001mm..................標準型1180-6....................................0-5X0.01mm.......................標準型附6mm手柄1180-8....................................0-5X0.01mm.......................標準型附8mm手柄一、特點：1）背面裝有測量心軸，可達到和其它千分表一樣的精度的耐久度，且安裝固定桿選件后，操作性能更加明顯、方便。