

⚡ Master your solder game with clean, precise flux every time!
SRA Solder 135 Rosin Paste Flux is a premium, acid-free soldering aid designed for electronics and electrical wiring. Its semi-solid consistency ensures mess-free application and superior solder flow, compatible with both lead and lead-free solders. With a broad active temperature range and a protective rosin coating, it’s trusted by professionals and hobbyists alike for durable, high-quality solder joints.


















| ASIN | B008ZIV85A |
| Assembled Diameter | 2.5 Inches |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #634 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Soldering Flux |
| Color | Rosin Paste |
| Customer Reviews | 4.7 4.7 out of 5 stars (17,768) |
| Cutting Diameter | 2.5 Inches |
| Date First Available | August 19, 2012 |
| Included Components | jar of flux |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 2 ounces |
| Item model number | FLS135 |
| Manufacturer | SRA Soldering Products |
| Material | lead |
| Part Number | 135 |
| Style | Rosin Flux |
B**R
Awesome product great quality and quantity
You get so much for so cheap. Works well and joins the solder perfectly.
K**N
Accurate great quantity helps create stronger bonds!
The quantity of this product is amazing for the price. You only need a very small amount to get most jobs done, so this will last me quite a while. This is so easy to use and works fast. It’s not too thick and not too thin rather just right. I used this product to help me clean the ends of a tape measure I sanded for my ham radio tape measure antenna. This enabled me to solder the cable wires to the tape measure with ease. The joint bonded much stronger with the use of this flux. I highly recommend this for both those new to soldering and seasoned soldering experts.
E**L
Very good and long lasting flux
I bought this to build drones... It may just last forever due to a micro dose being more than plenty for wires 12-30 AWG. Its sticky, perfect for joints and pads and doesn't leave nasty smells.
C**.
Soldering
Works will, easy to apply
K**.
Recommend
High quality and tested it with some of my projects and they work perfectly.
D**N
Good flux, its a must for soldering.
Works extremely well. Im fairly new to soldering and didnt realize how big the difference would be with and without flux.
J**N
Great product!
This works great. I use it all the time. I would recommend it to anybody.
J**Y
Oh yeah, that's the good stuff.
It's great flux paste. Does more need to be said?
S**T
This is good flux
M**8
نوعية اصلية وممتاز
A**D
Good 👍
R**A
Excelente
L**N
This rosin paste flux works well for soldering. It helps the solder flow smoothly, resulting in clean joints. The jar size is good for my hobby use.
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