Heavy Duty Orange Wet Core Bit. Our most popular core bit, Heavy Duty Orange gives excellent footage and drilling speed. Very high qualify diamond and longer coring life. WARNING: California's Proposition 65. HOL bond for general purpose, cured concrete and hard materials.For use on mounted core rigs. Quick, easy Checkout using the Pay Now button. We stand behind our no-hassle guarantee! If you have any questions about our products or policies, please reach us through the. The item "Diamond Products-05117 5-1/2in. Heavy Duty Orange Wet Core Bit" is in sale since Wednesday, February 26, 2020. This item is in the category "Business & Industrial\Light Equipment & Tools\Drills & Hammers\Core Drills & Rigs". The seller is "acmetools" and is located in United States. This item can be shipped to United States.