Numa HDD40 Hammer with Lubricator!

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General Description:
Numa HDD40 Hammer with Lubricator.

Additional Information:

-Diameter: 3-7/8" (98 mm)
-Bore: 3.05" (77.5 mm)
-Stroke: 4" (102 mm)
-Weight (Hammer only): 89 lbs (40 kg)
-Length (Shoulder to Shoulder): 36-1/8" (92 cm)
-Length (Shoulder to Bit Face): 39-3/8" (100 cm)
-A.P.I. Reg. Threads: 2-3/8
-1960 blows per minute at 350 PSI (23.8 BAR)
-Drills holes from 4-3/4" to 5" (121 mm - 127 mm) in diameter


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