Extensions for Diamond Core Drill Bits

Extensions for Diamond Core Drill Bits

These extensions allow you to drill deeper than the length of your core drill bit. Available in 5/8"-11 thread for smaller diameter core bits and 1-1/4"-7 thread for larger diameter core bits. Extensions can be coupled together.

Builders Depot also stocks step-up and step-down adaptors and Hilti Adapters.

If you require any assistance in deciding what is needed for your particular application, please feel free to call us at 1-800-777-0969. Builders Depot Professionals have been in the business of diamond core drilling and saw cutting since 1967, and our vast experience in the field allows us to suggest exactly what you need for your application.