0.11" to 1" (Tapping Range) Used (Demo Machinery) Baileigh Single Arm Articulated Air Powered Tapping Machine, Mdl. ATM-27-1000, Ergonomically Designed Tapping Arm, Sturdy Cast Iron Swing Arm, Air Tapping Spindle, Pneumatic Motor, Slanted Arm, Drill Chuck, Table Mount System, Cast Iron Work Cart, #A5561