Mueller 511-211BC Coupling Galvanized 4" Step Drill 5 1/16" diameter for use

5 1/16" diameter for use with 4" incandescent rounds

master Shot

and 3/16" (5mm)

Length: 2-3/8"

With heavy galvanized fittings

Mueller 511-211BC Coupling Galvanized 4" Step Drill 5 1/16" diameter for use"B&K" GALVANIZED COUPLING 4" For use with water and steam Rated to 300 PSI at 150 degrees F.; steam 150 PSI Class 150 standard Meets ANSI ASTM a 197 Dimensions meet ANSI ASME B. 16. 3, B 16. 14 and B16 39 Threads meet ANSI B1. 20. 1 Galvanized items are coated for water applications and meet low lead requirements WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth