Specification: Brand : Mechanic Model : XP2/XP4/XP5/XP7 Packaging : Plastic Jars with an Air Seal Insert. Total Weight : 20g/35g/40g/60g Viscosity : 178 +/-10 Melting Point : 148℃ Micron (µm) Range : 20 - 38µm Condition : Brand New Features: 100% Brand New and High quality This is especialy for the iphone X series of layered motherboards with a better performance, Specially designed for the high end smartphones in the communications industy,especially for the iphone X series layered mainboard performance is more excellent. not easy to de-weld,moderte viscosity, not east to shift solder joints are bright and full, no false solder joints, no residue,high wettability and excellent weldablitity.