Industry standard alloy kit, 1 foot of ribbon #24R1

Industry standard alloy kit, 1 foot of ribbon #24R1

1 foot of industry standard braze alloy with a tensile up to 55,000 psi.
5 ounces Black Flux, a long lasting forgiving flux.
An eyedropper to perform a wetting test to determine cleanliness
Clear, simple step by step instructions
Standard - 50% Silver - cadmium free, melts at 1305F, working range 1305F - 1550F
Often referred to simply as ‘Standard Cad Free’. Middle for temperature range and performance.
New standard since health regulations on cadmium got tightened so much.