Rosin Audio Comsumables (63/37)

Audio repair demands precision and compatible materials. This bundle pairs Kester 24-6337-0018 eutectic solder wire (0.025" diameter, 183°C melt), Soder-Wick 80-3-5 desoldering braid, and Kester 186 RMA flux pen—all rosin-based for seamless compatibility. The 63/37 eutectic alloy minimizes cold joints on delicate PCBs. Ideal for vintage tube amps, receivers, and hi-fi component rework.

• Bundle Contents: 1x Kester 24-6337-0018 Sn63Pb37 Solder Wire + 1x Soder-Wick 80-3-5 Rosin Desoldering Braid + 1x Kester 186 RMA Rosin Flux Pen
• Kester 24-6337-0018: Sn63Pb37 eutectic alloy, 0.025 inch diameter, 44 Rosin Activated flux, 1 lb spool, sharp 183°C melting point minimizes cold joint risk, preferred by audio electronics technicians
• Soder-Wick 80-3-5: Size 3 rosin flux desoldering braid, 0.08 inch (2.0mm) width, 5 foot spool, pure copper clean controlled solder removal from PCBs and component leads
• Kester 186 Flux Pen: Type RMA rosin flux, 10mL applicator, non-corrosive and non-conductive residue, high thermal stability targeted flux for SMT work, through hole rework, and component replacement
• Flux Compatibility: All three items use rosin based chemistry fully compatible with each other and safe for vintage and high-value audio components
• 63/37 vs 60/40: Eutectic 63/37 sharp 183°C melt vs 60/40 wider plastic range 63/37 preferred for audio work where fast solidification and minimal cold joints matter
• Best For: Vintage audio equipment repair, tube amplifier rework, hi-fi receiver soldering, audio PCB component replacement, preamplifier repair, precision audio electronics assembly and rework
• Related Bundle: Audio Rework Kit with Kester 24-6040-0018 (Sn60Pb40 variant)