The PD4 6 8 10 12mm(M5 1/8 1/4 3/8 1/2) Pneumatic T Union Connector is a set of 10 PD604 pneumatic fittings designed to distribute compressed air in small to mid size systems. These T style connectors support tubing in common sizes and provide multiple port thread options to fit standard pneumatic components. Key benefits Enables easy branching of a single air supply to two or three lines, simplifying layout in tight spaces. Versatile compatibility with a range of tube sizes and thread standards, reducing the need for additional adapters. Compact and lightweight construction suitable for hobbyist projects, small workshops, and compact automation setups. Pack of 10 pieces provides ready replacements or multiple connections in one . Key attributes Model: PD604 Type: Pneumatic T Union Connector Quantity: 10 pieces Tube compatibility: 4, 6, 8, 10, 12 mm Port thread options: M5, 1/8 in, 1/4 in, 3/8 in, 1/2 in Applications: Pneumatic components and fittings Use cases Split a single compressed air line to two actuators or tools in a compact automation project. Branch lines to multiple valves or devices in a small pneumatic workstation or DIY rig. Create a simple air distribution network for a home compressor setup where multiple connections are needed. Notes Designed to work with common 4 to 12 mm tubing and offers multiple thread options to fit standard fittings. Each piece is PD604 compliant and included in a 10 piece set for convenience and replacement flexibility.