Husqvarna DM 406H – Core Drill Motors

DM 406 H is our powerful hydraulic core drill for drilling holes up to 24 in. diameter. An excellent choice for heavy-duty core drilling applications where high production rates are needed, especially with large diameter core bits. The hydraulic speed can be changed while drilling, making the DM 406 H efficient and very easy to use. Suitable for large and deep holes, waste evacuation pipes and stitch drilling in a variety of materials including reinforced concrete.

  • Power source: Hydraulic
  • Rated input power: 125hp
  • Weight: 35lbs
  • Drill bit diameter with stand, max 25.6 in


All products specification

DM 406 H

DM 406 H 1 1/4″ 7

965 15 82‑07

Rated input power 125 hp
Power source Hydraulic
Drilling equipment
Drill bit diameter with stand, max 25.6 in
Recommended drill bit diameter, min 1.97 in
Drill bit diameter, max 26 in
Coolant Wet
Number of gearbox speeds 2
Spindle speed unloaded gear 1 340 rpm
Spindle speed unloaded gear 2 1,400 rpm
Water connector R 1 / 2″
Water pressure, max 116 psi
Spindle thread, outer 1 1/4″ 7 UNC
Hydraulic pressure, max 2,030 psi
Product size length 10.2 in
Product size width 8.3 in
Product size height 20.5″
Weight 35 lbs
Sound and noise
Sound power level, guaranteed (LWA) 113 dB(A)
Sound power level, measured 112 dB(A)
Sound pressure level at operators ear 98 dB(A)