We have a used EX125 Excavator Mount Drilling Attachment for sale (exworks).
This unit has less than 100 working hours on it so its bascially brand new.
This unit has a 3m stroke and is set up for Rotary/DTH Drilling. This unit also has 2 x 360 degree rotators which allows every angle to be drilled. The unit also has a Dual Feed Motor system for up to 14,000lb in additional pullback capability. This unit also has a Mist Pump for Dust Suppression. 
 
Here is a full spec list:
WEM Excavator Mount
EX2 Hydraulic Feed Extension of 600mm
M125 Hydraulic Rotary Head with Swivel and all accessories
3000-57 Two Piece Mounting Slide for Quick change of drills
RC105 Radio Remote Controls
Water Mist Dust Suppression system
Line Oiler
Second 360 degree rotator offering both X & Y positioning
Parts & Service Manuals
Two piece mounting bracket for quick change between excavators
 
Optional Items Available are:
Hydraulic Clamp
Double Breakout Clamp (Clamp & Breaker)
Nitrogen Charge kit for Hydraulic Clamp
Angle Indicator
Energy chain for better hose handling (more for longer mast versions)
Forklift ready shipping platform with 600mm x 1200mm mounted side box.
 
Drill Connex also supply all of the drilling rods, bits adaptors, fluids, greases, portable air compressors and more.