The Chicago Pneumatic CP 4134 is a 20-21 lb D-handle pneumatic chipping hammer with a 4 in. piston stroke, purpose-built for industrial scaling, chiseling, weld cleanup, and form stripping. Key specs include 1,850 BPM impact rate, 30 CFM consumption at 90 PSI, .580 in. hex or .680 in. round chuck options. Ironworkers, masons, refractory crews, and demolition contractors run the CP 4134 for medium-duty chipping where heavier breakers cause operator fatigue.
- Drop-forged back-head construction with case-hardened alloy steel cylinder for sustained industrial chipping and weld-cleanup duty.
- Rated 1,850 BPM, 4 in. stroke, 20-21 lb for balanced impact across scaling, chiseling, and form-stripping work.
- Consumes 30 CFM at 90 PSI, compatible with standard contractor whip hose and inline oilers for shop or field use.
- A 185-CFM compressor supports single-tool continuous use; larger 185-CFM units run multiple operators on the same circuit.
- Available with .580 in. hex or .680 in. round chuck plus ball, oval-collar, or bolt-on retainer styles to match existing steel inventory.
- Built for scaling slag and rust, weld-spatter cleanup, form stripping, refractory-lining repair, mortar removal, and detail chiseling.
- Ironworkers, masons, refractory crews, and demolition contractors specify it for medium-duty chipping where heavier breakers cause operator fatigue.
- Crowder Supply stocks .580 in. hex and .680 in. round chipping steels plus replacement chucks, retainers, springs, and pistons for the CP 4134.
- Chicago Pneumatic anchors the global pneumatic-tool catalog with one of the longest-running chipping and demolition lineages in the industry.
