CRL Glass Drilling Base with Keyless Chuck Prismatic & Spearpoint Glass Drill Bits Edge quality is unsurpassed because

Edge quality is unsurpassed because of the excellent control you have with the ADR2T

Ideal for Removing Uncured and Many Cured Silicones

The cast iron rings have rubber bases to hold them securely to the glass

Apply firm pressure along the entire length to ensure a continuous seal

Sold per case

CRL Glass Drilling Base with Keyless Chuck Prismatic & Spearpoint Glass Drill Bits Edge quality is unsurpassed becauseField Fabricate Non Tempered Glass and Mirror Adjustable Stop and Spring Resistance Ensure Safe and Clean Drilling Base Gasket Holds the Base in Place While Keeping the Coolant Coralled Lightweight and Durable Enough to Withstand the Daily Installation Abuses Available with Either a Keyless or Belgium Chuck Use With Drills Up to 4 1 2" (114 mm) Diameter With this CRL Glass Drilling Base, field glass drilling nightmares are a thing of the past. Ever