MECHANIC Original Solder Paste 138 Low Temp MECHANIC Original Solder Paste 138 Low Temp Flux Advance Welding Tin No Clean Soldering Pump BGA CPU PCB Repair V5B45 V4B45 Feature: Type: V4B45 & V5B45 Alloy: Sn42 Bi58 Microns: 4# Flux: IPX4 Weight: 40g & 42g For industrial use only Use only with adequare Ventilation Avoid repeated contact with skin Avoid repeated breathing of vapor Avoid contact with eyes keep away from children