The Vevor 1/2" brass pipe fittings set includes 12 straight push-fit connectors designed for use with PEX, copper, and CPVC pipe. Made from lead-free solid brass, these fittings resist corrosion and high temperatures for dependable long-term performance. The push-fit design allows quick installation without welding, clamps, or adhesives. They are suitable for heating systems, shower systems, faucet lines, outdoor hoses, and other plumbing applications. A pipe puller is also included for added convenience.