DD 350-CA Core drill
Heavy-duty diamond coring machine with high-frequency motor and optional auto-feed unit for rig-based coring from 52-500 mm (2-1/16 - 19-11/16”) in diameter
- Diameter range: 52 - 500 mm
 - Base material: Concrete, Reinforced concrete
 - Operation mode: Rig-based drilling system
 
Customers also searched for diamond-drilling, heavy-duty or auto-feed.
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Pack size
- 1 pc
 
 Quantity 
 Packs 
Total Pieces 
 1 
Discounted net
 From EUR9 180,00 
Technical Data
Diameter range
 52 - 500 mm 
Base material
 Concrete, Reinforced concrete 
Operation mode
 Rig-based drilling system 
Number of gears
 10 
No load RPM
 gear 4: 619 rpm; gear 5: 571 rpm; gear 6: 524 rpm; gear 7: 405 rpm; gear 8: 357 rpm; gear 9: 286 rpm 
Weight according to EPTA-Procedure 01/2003 without battery
 14.4 kg 
Weight of complete system
 35 kg 
Dimensions (LxWxH)
 608 x 192 x 216 mm 
A-weighted emission sound pressure level
 95 dB (A) 1
Tri. vibr. value for drilling into concrete (wet) with diamond core bit A (ah,DD)
 2.5 m/s² 
- According to the applicable product standard (see the Operating Instruction for more details)
 
Documents
Features & Applications
Features
- Powerful high-frequency motor with electronic speed control for optimum power delivery over the entire diameter range
 - Compatible with the DD AF-CA automatic feed unit that makes drilling a highly efficient and fully automated process
 - Iron Boost: for a quick performance boost with increased torque when drilling through rebar
 - Thanks to IP 55 water spray protection, drilling can be carried out under adverse conditions
 - Operation within the optimum power band, for peak performance and longer core bit life, is easy with the aid of the LED power indicators
 
Applications
- Drilling through-holes and penetrations
 - Blind holes for setting anchors or post-installed rebar
 - Corner holes for sawing
 - Manhole openings
 - Stitch coring for installing cable trays
 
For approval or certificate information, please see individual items.
Services
Hilti Tool Service
- Servicing is free of charge for up to 2 years, including wear and tear, pick-up and delivery
 - After the no-cost period, repair costs are capped
 - 3-month no-cost period after each paid repair
 - One click or call is all it takes – we do the rest
 

Fleet Management
- Monthly usage fee covering all tool, service and repair costs helping to ensure absolute cost control and back-office efficiency.
 - Free verification of tool accuracy in accordance with manufacturer’s specifications.
 - Individual labels and online visibility provide tool fleet transparency
 - Theft coverage helps to reduce financial risk and unexpected expenses.
 
Product Videos
Consulting & Support
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