Hose connectors Material: These connectors are made of high quality 304 stainless steel, rust proof and long service life. Connector Size: This bulkhead is weldless design, allows you to add a TC port to any vessel no need welding or soldering. 1/2"BSP Easy installation: The front of the flange does not have flats for a wrench. The easiest way to hold the flange for tightening is to clamp any other TC parts on with the gasket and clamp. Once tight, you can insert a long rod or screw driver into the hole of the wingnut. hose pipe accessories Feature: Beautifully designed, smooth burr, stable performance, practical.Suitable for connecting pipe. hose connector Package: 1pcs× Keg Weldless Bulkhead 1/2"BSP, Manufacturer: ACVACV