4-1/2" Fluted Coring Cup - Uses Rope Thread Shank

4-1/2" Fluted Coring Cup - Uses Rope Thread Shank
4-1/2" Fluted Coring Cup - Uses Rope Thread Shank
$664.56 /EACH
ItemDBC-PCN-4500
Cup only.

Requires a rope thread shank for drilling. Shanks are available for:
SDS Max Tools
Spline Tools

A starter bit to help with centering is available here.