m188M188-7SG2-CODE. RAPP-ERUN-DER1. UNDER-WRLDWIRE GUIDE M188 DIA 0.105 , 0.155 , 0.205 , 0.255 , 0.305 mm. Siam Sonix Solution Co., Ltd. 14040 Moo 12, King Kaew rd, Bang Phli, Samut Prakan