6 Inch DTH Hammers

6DH360_Overview 6DHSD_OverviewThe Mincon range of 6” DTH hammers is designed around proven technology to perform at the top end of the performance scale compared to other tools on the market. These tools are excellent for all types of drilling applications including residential geothermal, production quarry drilling, seismic drilling and small construction drilling.

The Mincon range of 6” hammers are available in the popular QL60 shank, the DHD 360 and the SD6 shank.

  • Patented features maximize energy output and reduce service requirements.
  • Fewer internal components minimize service requirements.
  • Valveless, high frequency design ensures smooth operation.
  • Hardened wear sleeve for optimum wear resistance even in the most abrasive conditions.
  • Multi-start threads on backhead and chuck ensure easy coupling/uncoupling of hammer.
  • Unique internal mount system eliminates the need for wear shims and special assembly tools.
  • All critical internal components are heat treated under strict control to maximize tool longevity.

Imperial Specifications

Mincon 6DH Mincon 6DH-LV Mincon 6DH360 Mincon 6DHSD Mincon 6BH
Hammer Outside Diameter 5.5″ 5.5″ 5.5″ 5.5″ 5.75″
Hammer Length (Less Drill Bit) 40.7″ 40.7″ 44.6″ 42.7″ 40.7″
Backhead Spanner Flat Size 4″ 4″ 4″ 4″ 4″
Drill Bit Shank Type QL60 QL60 DHD360 SD6/5315 QL60
Standard Backhead Thread¹ 3-1/2″ A.P.I. Reg Pin 3-1/2″ A.P.I. Reg Pin 3-1/2″ A.P.I. Reg Pin 3-1/2″ A.P.I. Reg Pin 3-1/2″ A.P.I. Reg Pin
Minimum Bit Size 6″ 6″ 6″ 6″ 6.25″
Hammer Weight (Less Bit) 192lbs 192lbs 210lbs 200lbs 216lbs
Drill Bit Weight 51lbs 51lbs 54lbs 60lbs 56lbs
Piston Weight 44lbs 44lbs 44lbs 44lbs 44lbs
Backhead Stand Off 0.030″ 0.030″ 0.030″ 0.030″ 0.030″
Recommended Minimum Air Package² 600cfm @ 300psi 450cfm @ 250psi 600cfm @ 300psi 600cfm @ 300psi 600cfm @ 300psi

¹ Other Backhead threads available upon request

² Drilling conditions and project specifications may require larger air package to be used