.微分頭/三豐微分頭/刻度微分頭/數顯微分頭三豐微分頭148-201,148-205,148-209,148-215;三豐微分頭148-301,148-303,148-305,148-307;三豐微分頭149-132,149-183,149-801,149-821;三豐微分頭150-190,150-191,150-209,150-801;三豐微分頭153-101,153-203,153-204;數顯微分頭164-161,164-162,164-171;微分頭參數說明:a.貨號148-201;測量范圍0-6.5mm,分辨率:0.01mm,精度正負5*,心軸面:平面型;b.貨號148-205;測量范圍0-6.5mm,分辨率:0.01mm,精度正負5*,心軸面:球面型;c.貨號150-191,帶有鎖緊螺母;測量范圍0-25mm,分辨率:0.01mm,精度正負2 ,心軸面:平面;