Counterbores and Countersinks

Link Industries’ 2-flute Counterbores, are designed to drill and counterbore in one operation or use our 3-flute Counterbores for longer reach applications in a pre-drilled hole. Each Counterbore tool is designed to allow for sufficient clearance for a socket head cap screw. Our Countersinks are precise and reliable drills that allow sufficient clearance for drilling and chamfering for flat head and oval head screws.

English Drill and Counterbores

The LINK Counterbore is designed to drill and counterbore in one operation to allow for sufficient clearance for a socket head cap screw. Two standard sizes available; request the 3XD are offered with an extended three times the drill diameter drill length to accommodate thicker materials. All drills come with a 134° self-centering point and a straight shank for standard chucking or use with a collet.


3XD English Drill and Counterbores

  • Drill and Counterbore in one operation for socket head cap screws; drill lengths are longer for thicker materials.
  • 134° self-centering point.

Metric Drill and Counterbores

Same as the English design, the LINK Metric Counterbore is designed to drill and counterbore in one operation and to allow sufficient clearance for a metric socket head cap screw. They have a straight shank for standard chucking or use with a collet holder.


Extended Length Three Flute Counterbore (English)

LINK’s NEW 3-Flute Counterbores have a guided pilot design with an extended straight shank. CNC precision ground and made from COBALT HSS, the English 3-Flute Counterbore is designed to provide sufficient clearance for a socket head cap screw.


Extended Length Three Flute Counterbore (Metric)

LINK’s NEW 3-Flute Counterbores have a guided pilot design with an extended straight shank. CNC precision ground and made from COBALT HSS, the Metric 3-Flute Counterbore is designed to provide sufficient clearance for a metric socket head cap screw.

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Countersink Straight Shanks (English)

The LINK countersink features an 82° angle to allow sufficient clearance for drilling and chamfering for flat head and oval head screws. They have a straight shank for standard chucking or a collet holder.

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Countersink Straight Shanks (Metric)

The LINK countersink features a 90° angle to allow sufficient clearance for drilling and chamfering for flat head and oval head screws. They have a straight shank for standard chucking or a collet holder.

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Cross-link 82° Countersinks

  • 3 in 1 Tool: Spot, Drill & Countersink for English flat head screws
  • Extreme-performance in aluminum applications
  • Patent Pending design
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Single Flute Chamfer

LINK Single Flute Chamfer tools are ideal for a wide range of general purpose chamfering, deburring or countersinking. The single flute design provides a smooth surface finish on a wide variety of materials. Also available in a 4-piece tool set. Tool coatings available — please call for a quote.

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Three Flute Center Reamer

LINK Three Flute Center Reamers are versatile tools for countersinking holes for centers or enlarge existing holes. Also Available in a 4-piece set. Tool coatings available — please call for a quote.

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Six Flute Countersink

LINK Six Flute Countersinks complement our single and three flute designs. Used to countersink or enlarge existing holes at a faster rate.

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No Flute Countersink and Deburrs

LINK No-Flute Countersink and Deburring tools excel in countersinking or deburring holes in aluminum, plastics and other nonmetallic materials. Made from COBALT, these all-purpose tools provide a chatter-free smooth finish with minimal power requirements.

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Carbide Four Flute Performance Chamfers – 60°/82°/90°

  • Designed for deburring, chamfering and profiling features
  • Manufactured from premium submicron solid carbide
  • Point Angles: 60°/82°/90°
  • Coatings available upon request
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Many tools are available with additional coatings. Please call for a quote! 1-800-626-9460

Link Industries reserves the right to make changes, alterations, and substitutions to the products, services, or other information presented without prior notice. For the latest information contact Link Industries.

Equipment pictured may be shown with safety equipment removed or disabled for purposes of illustration. Equipment must never be operated with safety equipment removed or disabled.