Features: 1. Easy to operate while connecting or disconnecting pipes by quick connector, which save your time and labor. 2. Made of high quality metal material, not easy to leak and durable with long life. 3. Tin plated surface is beautiful, safe and reliable. 4. High precision threads ensures tight fastening. 5. Widely applicable for the connection between pneumatic devices and air hose. Specifications: Material: Zinc Alloy Quantity: 8Pcs Color: Silver Weight: Approx. 430g Package Includes: 1 x Quick Barb Plug Connector 1 x Quick Barb Socket Connector 1 x 10x6.5mm Quick Plug Connector 1 x 10x6.5mm Quick Socket Connector 1 x 3/8" BSPT Male Thread Quick Plug Connector 1 x 3/8: BSPT Male Thread Quick Socket Connector 1 x 3/8" BSPT Female Thread Quick Plug Connector 1 x 3/8" BSPT Female Thread Quick Socket Connector Package List 1Easy to operate while connecting or disconnecting pipes by quick connector, which save your time and labor. 2Made of high quality metal material, not easy to leak and durable with long life. 3Tin plated surface is beautiful, safe and reliable. 4High precision threads ensures tight fastening. 5Widely applicable for the connection between pneumatic devices and air hose.