Kester 24-9574-1401 is a professional grade lead free solder wire featuring a 99.3% tin and 0.7% copper composition in a 0.020 inch diameter that excels in precision PCB assembly, electronics rework, and detailed through hole soldering applications. The 48 rosin activated flux core at 3.3% concentration delivers reliable wetting and clean joints without excessive residue, making it the trusted choice for technicians and repair specialists who demand consistent results. With a melting point of 227°C and RoHS compliance, this solder meets modern environmental standards while maintaining the performance characteristics professionals depend on. The thin 0.020 inch gauge gives you excellent control for intricate work where accuracy and finesse matter most.
Ultra fine sized diameter useful for precision soldering and micro electronics.
.015" (0.4 mm)
Very fine sized diameter useful for precision soldering and jobs requiring small amounts of solder.
.020" (0.5 mm)
Fine sized diameter used for through hole and and surface mount work. Delivers a Controlled amount of solder.
.025" (0.6 mm)
Ideal for standard circuit board components where precision is needed but not ultra-fine work.
.031" (0.8 mm)
Ideal for fixing circuit boards, replacing components, and general rework. Popular for Arduino, Raspberry Pi, and DIY projects. It's a versatile diameter, often called the "sweet spot" for electronics.
.040" (1.0 mm)
Perfect for surface-mount devices (SMDs) and medium components where precision is key but more solder is needed.
.050" (1.27 mm)
Used for various tasks where a balance of flow and control is required, like general electrical repairs.
.062" (1.5 mm)
medium-thickness wire ideal for general electronics, larger through-hole components, appliance repair, automotive work, and crafts like stained glass
.093" (2.36 mm)
versatile, medium-to-thick wire used for general and heavier-duty electrical, electronics, automotive, and HVAC repairs/manufacturing.
