3 x 3 Male x Male Hexagonal Pipe NippleThe 3 x 3 Male x Male Hexagonal Pipe Nipple is a reducing pipe fitting designed to connect two different sized female threaded pipes or fittings. It has male threads on both ends and features a hexagonal section in the middle, allowing for easy tightening with a wrench. Specification Details TYPE Male x Male Hexagonal Nipple DESIGN Hexagonal body for easy installation with a wrench MATERIAL Steel for long term strength, durability, and corrosion