Sealey Male Screwed Tail Piece Hose Adaptors, Packs of 5 - Sealey AC40, Manufactured in the UK. Ideal for workshop/engineering use with all types of wrenches, sanders and grinders. Free airflow rate at 100psi(7bar): 35-43cfm(991-1218L/min).Model NoAC40Hose Size:1/2" BoreNett Weight:0.04KgPack Qty:5Thread Size:1/4"BSPT Sealey AC40 Male Screwed Tail Piece 1/4"bspt - 1/2" Hose Pack of 5