Series 10 "Surface Set"
The Series 10 "Surface Set" bit has proven its value after years of use by state highway departments, government agencies, and private contractors for coring asphalt or concrete.

Series 20 "Impregnated"
The Series 20 "Impregnated" continuous crown core bit is designed for fast penetration at an economical price. Excellent for prestressed materials, reinforced concrete, concrete block & brick, or when drilling hard, broken, or abrasive materials including loose or broken reinforcing rods. Available with or without waterways.

Maroon
The Maroon "Continuous Crown" Diamond Impregnated Masonry Core Bit is designed for a wide variety of drilling applications from highway test coring to general construction use. This bit is offered in two popular styles: concrete or asphalt waterway configuration.

Series 70 "Heavy Duty"
The Series 70 "Heavy Duty" segmented diamond core bit is a very cost effective and popular bit designed for fast penetration with good life. A very economical bit when drilling medium to hard concrete with reinforcing bars.

Series 80 "Premium"
The Series 80 "Premium" segmented diamond core bit is designed for fast penetration with extended drilling life. A proven performer when drilling medium to hard concrete with average to heavy reinforcing bars.

Series 102 "Professional"
Our finest segmented diamond core bit is designed with the professional core driller in mind, to give fast penetration and longest drilling life under various drilling conditions.