【Premium Quality】The gun body is made of engineering plastic, internal structure is brass and stainless steel, which is strong and durable,ensures working normally at 3000PSI Maximum. Note: Not suitable for garden hoses. 【Package Include】Includes high pressure washer gun,5 spray nozzles tips creating 5 patterns for a variety of uses. 【Good Compatibility】1/4 inch outlet quick disconnect fitting，M22-14 Thread inlet fitting (inside diameter 14mm). 【Special Improvement】There's a locking safety handle to prevent accidental sprays.