GUN DRILLING SPECIALTIES, Was established in 1970 by Leon Wilton.  We are a friendly family based business with the owner having over 60 years experience. Not only do we offer  an array of sizes for your Gun Drilling needs, we also offer Trepanning and Honing.  Here at Gun Drilling Specialties, we strive to make our customers happy and to meet those important deadlines.

With our precision services, we can provide you with excellent quality and service to meet all your critical needs.  Our facility does offer many sizes and applications for you needs arranging from Gun Drilling .093-2.990 ID, OD's as large as 11" to 8' foot long in length.  Including both thru and blind holes.  Our Trepanning is a larger ID application arranging from 2.000-6.250 ID, OD's as large as 21" to 12' foot long in length.  We also provide quality Honing to our customers with specific ID surface finishes.

Our 7,500 sq. foot building is located here in beautiful Southern California and provide services to many locations on the West Coast, but not limited too.

Contact Us

Better yet, see us in person!

We love our customers, so feel free to visit during normal business hours.


2632 Loma Ave, South El Monte, CA 91733, US

(626) 579-3120

Drop us a line!


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