new to this brass black product but just tried it and it is very good and works instantly. Not cheap (£14) but worth it in the long run
Soldering for Scale Modelers
Blackening revisited - Metal Work, Soldering and Metal Fittings - Model Ship World™
Weller Soldering Brass Sponge Tip Cleaner (5-Piece) WLACCBS-02 - The Home Depot
Brass Metal Pulley Multiple Size Choose Model Ship Kit Fittings - 5 pcs
Buy Model White Metal Fittings (Engineering) - Sarik Hobbies - for the Model Builder
Creating Brass Blister Detail - Metal Work, Soldering and Metal Fittings - Model Ship World™
Worx Makerx Wx744l.9 20v Wood & Metal Crafter (tool Only) : Target
Blackening brass advice - Metal Work, Soldering and Metal Fittings - Model Ship World™
Blue Demon BDTP-125-01T Triple Play Low Temp Aluminum-Zinc Brazing Rod 1/8 x 18 1 Lb Tube,
Soldering for the Model Ship Builder
Holding small parts for soldering - Metal Work, Soldering and Metal Fittings - Model Ship World™
VCELINK 4mm Speaker Banana Plugs-Open Screw Type,24K Gold Plated Speaker Wire Banana Plugs Connectors (5 pair/10 pcs) : Electronics
Brass Strap - Model Ship Fittings & Parts // Modelers Central™
Holding small parts for soldering - Metal Work, Soldering and Metal Fittings - Model Ship World™