Material: 
  Brass BS-249,
   Brass IS-319 Free Cutting Brass
   CZ -360 High Grad brass & any special brass material composition as per customer specifications. 

Threads :

  UNEF Threads
  NPTF  Threads
  NPT Threads
  BSP Threads
  BSPT Threads
  Metric Threads

Finish :

Natural Brass Chrome Nickel Plated & any special finish/plating