Made with carbon steel, and zinc-plated, this 45 Degrees elbow is compatible with a 3/4-inch pipe size, and is meant to be used with a hole dash size of 12. This elbow has male by female threading, in size 1 1/16"-12 by 3/4"-14, with ORB by NPSM connection types. This swivel elbow contains a maximum working pressure of 3000 at 70 Degrees F, and includes O-rings.