[Package Include]- brass crimp fitting combo includes 10pcs 3/4inch tees"T", 10pcs 3/4inch elbows, 10pcs 3/4inch couplings, They are used for hot or cold water . [Premium Material]- They are made from lead-free brass and they can be used for pipes in plumbing jobs. and they resist corrosion, rust and high temperature (32-200). [Easy Installation]- This 30pcs 3/4inch brass fittings can be installed without , , or solder, requires no bonding agents, glue, or solvents. [Wide Application]- This 30pcs 3/4inch brass fittings are compatible with -A tubing, -B tubing and -C tubing and they are compatible with any brand of manufactured to standard (SDR-9) and Manufactured to ASTM Standard F2159, ASTMF877, B137.5, NSF/ANSI 61, NSF 14, NSF 372. [Warm Tips]- This 30pcs 3/4inch brass fittings are NOT compatible with -AL- tubing. They are NOT compatible with expander fitting System and uponor/wirsbo expander system. And do NOT use with tube. Colour:yellow Material:brass Package Contents: 30 x 3/4inch Brass Fittings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.