Expander Sets for Open Head Bits, 3-1/4" OD (82.6mm)

Model: CDA-55
Price: $76.00

The 3-1/4in (82.6mm) Expander Set is attached to drills as a component of the Open-Head Coring Bits. It’s an economical option and can be reused many times as the Core Barrels wear out and need to be replaced.

Enter your name, email, and questions below and we will reply during business hours (8am - 5pm EST, Monday through Friday).

Meets Standard(s):