WILDCAT-series 4-inch down-the-hole hammer built with the QL40 shank, part of the HEMTECH DTH Hammer Systems line for foundation, water well, and mining/exploration drilling.
Hammer Specifications
– Length (w/o drill bit): 37.60″ / 955.2 mm
– Outside diameter: 3.85″ / 98 mm
– Weight: 83.8 lbs / 38 kg
– Piston weight: 20 lbs / 9.1 kg
– Hole size range: 4-1/8″ ~ 5-1/8″ / 105 ~ 130 mm
– Connection: 2-3/8″ API Reg Pin
Application
Matched to QL40-pattern drill rigs for reliable percussion drilling performance across the rated hole size range.