The Texas Pneumatic TX13311 family – TX-133-11RB (inside trigger) and TX-133-11RB-OT (outside trigger) – is built by Texas Pneumatic Tools in the U.S. for road and bridge repair, structural-steel demolition, and rivet cutting up to 15/16 in. diameter. The 11 in. piston stroke sits at the long-reach end of the heavy rivet-buster class above the TX1336 (6 in.) and TX1338 (8 in.).

• Closed-grip inside-trigger design for general demolition; outside-trigger (-OT) variant moves the trigger to a finger-sleeve for under-bridge and tight-overhead work.
• Delivers 850 BPM at 50 CFM consumption at 90 PSI through a Jumbo 11X (.866 in.) shank.
• Both variants weigh 34 lb at 25-3/4 in. overall, with a 1-3/16 in. piston bore and 11 in. stroke.
• Construction features positive piston retention, steel throttle valve, heat-treated polished-steel barrel, built-in barrel bridge, and adjustable exhaust deflector.
• Air draw fits a 100-CFM compressor for two-tool operation or a 185-CFM compressor for three-tool operation; min 1/2 in. ID hose.
• Built for rivet cutting up to 15/16 in. diameter, deep-section road and bridge work, abutment and pier-cap demolition, tank tear-out, and railroad-car repair.
• Crowder Supply stocks Jumbo 11X cup chisels (7/8 to 1-1/8 in.); flat, narrow, ripper chisels; moil points; sheeting drivers; backout punches 9-24 in.
• Replacement cylinders, retainers, valves, and throttle assemblies stocked for both inside- and outside-trigger TX13311 configurations.