Specifications: Quantity: 2Pcs; Color: Grey; Thread Specification: G1/4 External Thread; Number Of Air Holes: 48; Nozzle End Width:110Mm (4.33''); Overall Length X Width: 60Mm (2.36'') X 110Mm (4.33''); Maximum Working Pressure: 0.7Mpa; Maximum Working Temperature: 80?.