WILDCAT-series 4-inch down-the-hole hammer built with the SD4 shank, part of the HEMTECH DTH Hammer Systems line for foundation, water well, and mining/exploration drilling.
Hammer Specifications
– Length (w/o drill bit): 36.85″ / 936.2 mm
– Outside diameter: 3.85″ / 98 mm
– Weight: 82.9 lbs / 37.6 kg
– Piston weight: 20.5 lbs / 9.3 kg
– Hole size range: 4-1/8″ ~ 5-1/8″ / 105 ~ 130 mm
– Connection: 2-3/8″ API Reg Pin
Application
Matched to SD4-pattern drill rigs for reliable percussion drilling performance across the rated hole size range.