General description Manufactured in the UK, the Sealey PCL Screwed Tailpiece Male 1/4'' BSPT - 5/16'' Hose is ideal for workshop and engineering use with all types of wrenches, sanders, and grinders. These adaptors are compatible with Vertex slim type coupling bodies. Technical specifications MPN: AC39 EAN: 5024209609210 Thread Size: 1/4" BSPT Free airflow rate at 100psi (7bar): 35-43cfm (991-1218L/min) Other information