The notation is a price of one M edge child.
I cope with the M side connector of the CB01 series made in sumiko technical center.

The product details
Maker/sumiko technical center
Series/CB01 (2.5mm pace)
Standard size/-
Waterproofing/M
Surface treatment/tin plating
Application electric wire size/22-28AWG (0.1-0.3mm2) small size electric wire coating outer diameter/1.6mm

As for the setting of the wire seal of this product, a wire seal is set on the connector side which there is not.

Recommended pressure bonding tool
Size crimps it for a small terminal and recommends work in the pressure bonding environment of the very small size about the processing.
◆Product made in engineer exact pressure bonding pliers /PA-09

◆Product made in engineer exact pressure bonding pliers /PAD-11
◆The exchange dice for the engineer precision pressure bonding pliers PAD
/PAD-11S for 0.7-2.2mm
＊(as it is an exchange blade, you cannot use it in the simple substance)

＊In the case of AVSSC0.3 electric wire in PA-09 of the pressure bonding construction example above
A conductor part: A 1.0mm coating department: 1.4mm
(I may change by the kind of the electric wire which is an example)