O'Brien held pneumatic tapping machine / pneumatic tapping machine / arm tapping machine 
 Main features: 
 Fast reversing mechanism 
 Auto reverse return 
 O'Brien Air Motor 
 Safety tap chuck 
 Quick change chuck 
 CE certified products 
 Simple and compact body 

 ◎ Automatic high-speed reverse body return, return only after the drawing tools, do not switch, automatic high-speed reverse tapping chuck with exit holes (only ERMAS and ERGOMAS series): 
 ◎ Durability: Built O'Brien quality air motors (rotary power components), all the transmission parts by precision machining and ultra-hardened to ensure high reliability, long-term durability; 
 ◎ quick, safe tap chuck: You can configure the security tap collet torque, the internal body with adjustable torque clutch, if it exceeds a set torque, the clutch slip protection of taps, even attacking a small thread holes or blind holes, Taps are not easily broken; also be configured universal chuck - a chuck can be used for all standard M1-M12 tap all the specifications, or the O'Brien special quick-change chuck; 
 ◎ tapping capacity: M1 - M30; 
 ◎ Handle Type: Straight handle, grip, you can add auxiliary handle, or auxiliary rocker; 
 ◎ tool Start: pull a single gun control, according to switch the entire process, and promote tools for processing, auto reverse, after high-speed pull-out; 
 ◎ vibration, noise and other parameters in full compliance with CE (European Union), ISO standards; 
 ◎ Application: Tapping Machine, clean screw holes, mounting stud work, woodworking industry, threaded bushing assembly operations; 
 ◎ ERMAS / ERGOMAS tapping series is versatile, clean and screw holes, drill, tighten the assembly tools, with a strong performance, and high cost performance: 
 - Tapping: Tap chuck # generic standard that can clamp any standard M1-M12 Taps; if configured with a quick change chuck and tap collet torque clutch, can enhance the protection of the tap; back to the drawing speed reversal, the operation is easy; 
 - Clean the screw holes: front push forward, pull back to reverse, switch is very flexible, intuitive, convenient and fast for the body makes cleaning threaded holes (inside the paint removal, burr, plastic residue and other debris) is very easy; 
 - Drilling: configuration # General as to clamp drill chuck, which can be boring; 
 - Tighten the assembly: Universal chuck can clamp # 1 / 4 "hex driver socket mouth or batch, which can tighten the assembly work, can be tightened through the pressure regulator to control torque; 
 - Assembly Studs: Rapid change also makes the body very easy stud mounting, must be configured O'Brien type quick change chuck and stud collet # use. 
 ERMAS / ERGOMAS series of tools can be configured separately: Universal chuck # (standard), optional: standard quick-change chuck # (coupled with the tap collet torque clutch use), optional: O'Brien type quick Chuck # (again with O'Brien's special tap collet, collet stud use.) 

 By Industry: 
 Processing and assembly of motor vehicles and parts production machinery assembling mold parts wood furniture, shipbuilding aviation equipment maintenance building;