The Mueller® B-101 and A-3 drilling and tapping machines are the industry standard for drilling and tapping cast iron, ductile iron, and steel gas mains from 2” to 48” (DN50 to DN1200) in size. Both can drill and tap holes up to 2½”/DN65.
The Mueller® B-101 and A-3 drilling and tapping machines are the industry standard for drilling and tapping cast iron, ductile iron, and steel gas mains from 2” to 48” (DN50 to DN1200) in size. Both can drill and tap holes up to 2½”/DN65.
Maximum working pressure: 90 psig
Maximum working pressure: 90 psig