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Countersink Drill Bits for Berntsen Concrete Markers now in all FOUR sizes!

Save time, labor & money....a quick and easy way to set perfectly recessed concrete markers fast!

"The greatest thing since sliced bread!  This countersink drill bit has really made life easier for me." - Jim Frame, Frame Surveying, Davis,  CA

"The countersink drill bit we purchased to install Berntsen Concrete markers works PERFECTLY! We scheduled 2 days labor and ended up only using about 5 hours.  It's very handy, still in great shape and paid for itself the first time we used it." - Jake Teegarden, Vasconcelles Engineering Corp., Springfield, IL

Countersink Drill Bit Video for Berntsen Concrete Markers

Berntsen International, Inc.
  • 1-800-518-0934
  • All other countries:
  • +1-608-249-8549
  • PO Box 8670
  • Madison, WI 53708-8670
We accept VISA, Master Card, American Express and Discover Card.