It is the set product of Sumitomo 040 type HX/HV/HVG waterproofing M terminal (medium size) and the wire seal (medium size).
By the combination mentioned above
It becomes that it supports an electric wire of AVS0.75-0.85.
■Medium size terminal
  Electric wire finish 1.8-2.2 millimeters outside diameter of the application electric wire size 0.75-1.25 square millimeter terminal of the terminal
■Medium size wire seal
  Application electric wire size 0.5-0.85mm2 (AVS)
  Electric wire finish 1.8-2.2 millimeters outside diameter
*An electric wire of AVS0.5 the use
 "M040WP-HX-HV0305-M"
*An electric wire of AVSS0.3 the use
 "M040WP-HX-HV0305-SS"
  As you prepare this separately, please use it.