Flux Pen Application

Resin Core batch

By Resin Core

• flux pen
• liquid flux
• copper pads
• macro
• flux application
• rosin flux
• amber liquid
• through-hole pads
• PCB prep
• circuit board
• soldering prep
• green PCB
• copper
• FR4
• electronics
• maker
• workshop
• precision
• close-up photography
• warm light
• task lamp
• pen tip
• surface treatment
• solder preparation
• handcraft
• DIY electronics
• hardware
• process
• step-by-step
• soldering technique
• focused work
• detail

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