KN-1248 Cage Machine Automatic Welding Cage Machine A very durable automatic cage welding machine for the easy and economical production of reinforced concrete pipe and manholes from 12-inch to 48-inch diameter. KN-1248 Manual KN-1248 Cage Machine Contact Us Please enable JavaScript in your browser to complete this form.Please enable JavaScript in your browser to complete this form.Name *FirstLastEmail *Comment or MessageSubmit