Kester 44 Rosin Cored Wire Solders

44 is a high activity RA core flux designed for excellent instant wetting action. Although "44" is a RA-based material, the residues are non-corrosive if not cleaned. Per J-STD-004 is classified as ROM1 flux.
Kester sn60-.020-44-66c wire solder 1 lb spool

Kester sn60-.025-44-66c wire solder 1 lb spool

Kester sn60-.031-44-66c wire solder 1 lb spool

Kester sn60-.050-44-66c wire solder 1 lb spool

Kester sn63-.015-44-66c solder wire 1 lb spool

Kester sn63-.020-44-66c solder wire 1 lb spool

Kester sn63-.025-44-66c wire solder 1 lb spool

Kester sn63-.031-44-66c wire solder 1 llb spool

Kester sn63-.040-44-66c wire solder 1 lb spool

Kester sn63-.050-44-66c wire solder 1 lb spool

Kester sn62-.031-44-66c wire solder 1 lb spool

Kester sn96-.031-44-66c wire solder 1 lb spool

Kester sb5-.031-44-66c wire solder 1 lb spool

Kester sn95-.031-44-66c wire solder 1 lb spool

Kester sn60-.093-44-66c wire solder 1 lb spool