The EX57 Drilling Attachment is custom built to fit your excavator model, these Excavator Attachments offer solutions for a variety of rock drilling applications such as: 
Rotary Drilling (PDC Bits, Drag Bits, DTH Hammers etc)
Auger Drilling
Percussion Drilling using Hydraulic Drifters
Rotary Percussion combined Heads
 
These units are purpose built for Roadside Anchor Drilling, above and below the road, Retaining Wall Piling, Self Drilling Anchor Installation, Augering and Blasthole Drilling and the attachements come with many optional extras to choose from such as:
Double Breakout Clamps
Dust Suppression (either water mist or dry suction)
360 degree rotator/s (single or double options)
Dual Feed Motors
Multiple Mast Lengths available
Centraliser
Pressure Washer Attachment
Shipping and Storage Platform
Optional Rotary Heads
Optional Hydraulic Drifters (bolt off / bolt on)
Remote Controls (2 options available)
Air Swivel
WEM Excavator Mount
Angle Indicator (x, y)
Line Oiler
Energy Chain for Hydraulic Hose handling (for extended mast mainly)
6.4m Extended Mast Feed Option
Quick Change Drifter Mount
 
Once the experienced Drill Connex representative understands the type of Drilling, the Borehole Diameter/s and drill Depths required Drill Connex can start to discuss with you a targeted build to suit you needs. These units are well priced and USA made. Contact Drill Connex for a specific build quote. 
 
EX57 Specifications:
Hole Diameter Range - Rotary: typically 90mm - 172mm
Hole Diameter Range - Percussion: typically 38mm - 127mm
Hole Depth Range - Rotary: typically 0m - 30m plus 
Hole Depth Range - Percussion: typically 0m - 20 plus
Minumum Excavator Size: typically 6 - 20 ton however it has been fitted to 4 ton excavators as well, (it depends a lot on the options included). 
Standard Stroke Length: 3,660mm (other lengths available)
Standard Mast Length: 4,410mm (other lengths available)
Pullback: 3,175kg
Rotation Speeds: 0 to max 500 rpm adjustable
Rotation Torque: up to 3,316 ft/lb (458kg-m)
Rotary Head Weight: 65kg
Shank Type Size: 3 3/8" API adaptors available (2 3/8" API).
Feed Extension: 600mm
Standard Radio Controls with 12 functions/controls
 
VIEW OUR EX57 and EX125 Set-up Video, Click Here .....