Telephone: 1-800-879-1800 or (860) 291-8177
Fax: 860-282-2441
Email: info@whitneyglazingsupply.com
Store Hours:
Monday thru Friday: 7:30am - 5:30pm
Saturday: 9:00am-12:00pm
Industrial quality. Tungsten carbide tip. ANSI specification. Each concrete screw carbide drill bit is precisely ground to match a certain tolerance to assure proper hole diameer and to achieve maximum thread holding power. The flat on the shank fits all drill adapters. The drill bit is specially heat treated to make it very durable.