diamond drill

Isaac Kremer/ November 23, 2025/ / 0 comments

A type of core drill using black diamonds set in an annular bit which is revolved by a shaft extending to the ground surface, where it connects with suitable driving machinery. (Bridge, 2019)

Share this Post

About Isaac Kremer

IsaacKremer.com is the personal website of Isaac Kremer, MSARP, a nationally recognized leader in the Main Street Approach to commercial district revitalization with over 25 years of experience. Kremer, New Jersey's first certified Main Street America Revitalization Professional (MSARP), has served as founding executive director for organizations like Experience Princeton and the Metuchen Downtown Alliance, which won a Great American Main Street Award under his leadership. He recently became director of the Royal Oak Downtown Development Authority in Michigan.

Leave a Comment

Your email address will not be published. Required fields are marked *

*
*

This site uses Akismet to reduce spam. Learn how your comment data is processed.