Model of SPOC 10-04 is 10mm O.D connector x R, PT, BSPT 1/2 thread stainless steel hex socket head male straight push in air fittings, designed to be round shaped body with internal hexagon which makes it possible to be installed in the closely spaced, tightening with a hexagon wrench. 10mm x R 1/2 stainless steel round male straight push in fittings are made entirely of high grade stainless steel material which can withstand aggressive environment such as in food or pharmaceutical applications.