Features and Benefits:�The included pneumatic motor spins at 220 rpm and includes 6 different tap holders.�Use with the optional work cart to make this a mobile unit so that it can be used anywhere in the shop.�Air tapping spindle�Work range 7.8" to 74.8"�Dual stretch arm�Slanted arm for increased reach�Table mount system�Adjustable spindle mount for variable degree tapping�1/4", 3/8", 1/2", 5/8", 3/4" and 7/8" tap holders includedTapping arms are the easiest way to help an employee do repetitious work. TheATM-27-1900 tapping arm's advantageis that is has an ergonomic design; this is to protect workers from injuries that tend to develop over time during repetitious work. What makes this pneumatic tapping tool different is that it has a double articulated arm to extend its reach to 75”. The sturdy cast iron swing arm is connected to the base by means of a hardened and ground shaft that incorporates a leveling system. The twin parallel arms are made of heavy gage aluminum tubing that is effective at neutralizing vibration and torque reaction.