Now with 3 Locations to Serve You!
Our Houston-Area Plant is Open!
Here at Grover, we take gun drilling seriously. With more than 80 spindles and more than 90,000 ft² of space at our 3 plants in Maine and Texas, we can handle almost any custom request. Our experienced team is dedicated to providing great quality and individualized service, taking the time to get to know you and your needs, so we can produce results that you can be proud of.

We understand your industry and your supply chain needs. Request a Quote today!
Industries We Serve
Grover Gundrilling serves the broad range of industries that require precision machined parts.
These industries include:
  • Aerospace & Defense
  • Medical & Surgical
  • Oil & Gas Exploration/Production
  • Precision Manufacturing
  • High Technology
  • Nuclear & Power Generation
  • Plastic Injection Molding
  • Precision Seamless Tubing
feature 1
Quality & Safety
  • We will hold ourselves and our partners to the highest standards of safety.
  • We will commit the resources and effort required to meet these standards.
feature 2
Fast Turnaround
Have a project with a tight deadline? Call (800) 743-8189 weekdays between 8:30am and 4:30pm EST/EDT to speak live with a representative.
feature 3
Latest News
Offering full-service focus on the oil & gas industry. Our new 20,000 ft² facility offers gundrilling, deep-hole drilling, honing and machining.