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Silver pneumatic air hammer with round shank and spring retainer

SPEEDAIRE

SPEEDAIRE 12V729 Air Hammer 2.0 CFM 2-11/64 in Stroke

SKU CH-KGBA-R13XG

Medium-duty air hammer delivers 2,800 blows per minute with a 2-11/64 inch stroke and 2.0 CFM average air consumption

  • Medium-duty performance for concrete work
  • 0 average CFM at 90 psi operating pressure
  • 2,800 blows per minute for fast material removal
  • 2-11/64 inch stroke length delivers strong impact force
  • 401 inch round shank fits standard accessories

Medium-Duty Air Hammer

The SPEEDAIRE 12V729 is a medium-duty air hammer designed for concrete and general material applications. It operates as a bare tool with a round shank shape and spring retainer for accessory changes. The tool requires a compressed air supply at 90 psi to function.

Air Consumption and Exhaust

Average air consumption is 2.0 CFM with a required inlet pressure of 90 psi. The unit delivers 2,800 blows per minute through a top-mounted exhaust. A minimum hose size of 3/8 in is specified for proper airflow.

Build Integration

The 1/4 in NPT female air inlet connects directly to standard shop airlines. Compatible round collar accessories use the 0.401 in shank size with a 2-11/64 in stroke length. Free tool changes are not supported on this model.

Highlights

  • Medium-duty performance for concrete work
  • 0 average CFM at 90 psi operating pressure
  • 2,800 blows per minute for fast material removal
  • 2-11/64 inch stroke length delivers strong impact force
  • 401 inch round shank fits standard accessories

Specifications

BrandSPEEDAIRE

Questions about this item

How do I connect the air supply to the 1/4 in NPT female inlet, and what hose size mistake should I avoid?

Use a 1/4 in NPT male fitting on the tool inlet and run at least 3/8 in ID hose; smaller hose starves the hammer of the 5 cfm it needs at 90 psi.

Which wear items will need replacement on this medium-duty hammer with a spring retainer and .401 in round shank?

The spring retainer, round-collar accessories that fit the .401 in shank, and internal O-rings or seals that degrade from moisture in the air line.

At 2,800 blows per minute and 5 cfm consumption, what limit appears first during continuous operation?

The compressor must sustain 5 cfm at 90 psi; if it cannot, pressure drops and the hammer loses power before any thermal limit is reached.

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