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Standard & Custom Gun Drills

United Carbide Engineering makes carbide-tipped single-fluted gun drills to almost any diameter, length and driver style specification.  Our drill diameters are accurate to 0.0005".  We can provide different carbide grades depending on your specific needs.  We can recommend and grind tip geometries appropriate for each material application.  


Solid carbide drills

   
   
For drill diameters above 1.3125", we use inserted carbide blanks rather than solid carbide tips, and we can also make detachable head drills in larger diameters.
   
   

Large inserted carbide drill head
 
Detachable drill head
   
     

Damaged tip ready for re-tipping
Re-Tipping

United Carbide Engineering also provides re-tipping services for drills with useable shanks and drivers but carbides that are beyond repair.  This is a cost-effective alternative to buying a new drill.

 

   
   
Re-Sharpening

United Carbide Engineering offers precision regrinding services for worn or damaged carbides which allow for longer tool life and higher drilling throughput.

 


A small chip that can be re-ground

   
   

Drill Bushings, chip deflectors and whip guide inserts
Accessories

We stock a full range of whip guide inserts (Gizmos) and gun drill seals for sale.  We also supply gun drill bushings.