Features: 100% brand new and high quality The is a high viscosity no-clean flux it can be used for PCB BGA PGA reworking it can be used for soldering and reballing of computer and phone chips . It is the mixture of high-quality alloyed powder and resinic pasty flux it can avoid the pale yellow residue so u are easy to clean the board. Joint high intensity Good immersion No poison no orrosion Good insulation Smooth welding surface No deterioration no dry Specifications: Quantity: 5pcs Type: RMA-223 Volume: 5 x 10ml/10cc Dimension: 93 x 33 x 23mm Package Includes: 5pcs Soldering Paste Flux Grease RMA-223 10cc