RDT Core Drill Bit Extensions
Core drill bit extensions for increasing drilling depth. Available in 6", 12", and 18" lengths with 1-1/4"-7 or 5/8"-11 thread options.Extend your reach when drilling through thick walls, floors, or foundations. Precision-machined threads ensure a secure, wobble-free connection between your core drill and bit.
Specifications
- Size
- 6", 12", 18"
- Diameter
- 1 - 1/4-7, 5/8-11
Variants (6)
- 6" / 1 - 1/4-7 — 56.70 USD — In stock
- 6" / 5/8-11 — 37.80 USD — In stock
- 12" / 1 - 1/4-7 — 69.30 USD — In stock
- 12" / 5/8-11 — 50.40 USD — In stock
- 18" / 1 - 1/4-7 — 113.40 USD — In stock
- 18" / 5/8-11 — 100.80 USD — In stock
How AI sees this product
The more complete this product's details, the more confidently AI assistants can understand and recommend it.
83%