At DNA Firearms, our pistol gunsmithing services are tailored to enhance the performance, reliability, and function of your handgun—whether you’re a competitive shooter, a concealed carry holder, or a firearm enthusiast. We work on a wide range of makes and models, offering everything from routine service to full custom work.
Our Pistol Services Include:
- Clean & Inspect: Deep cleaning, lubrication, and function checks.
- Trigger Work: Smoothing, polishing, and installing upgraded trigger kits.
- Sight Installation: Precision mounting and zeroing of iron sights or optics.
- Slide Milling & Cuts: Optic cuts, serrations, and porting available.
- Barrel Fitting & Replacement: Match-grade installations and chamber inspections.
- Custom Refinishing: Cerakote, DLC, and other durable finish options.
- Frame Modifications: Stippling, undercuts, and grip reshaping.
- Function & Reliability Tuning: Especially for competition or carry pistols.
Mail-In or Walk-In – We've Got You Covered!
You’re welcome to visit us in person, or you can mail your pistol in for service. We’ll walk you through the process and keep you updated every step of the way.
Why Choose Us?
- Decades of experience with modern and classic handguns.
- Certified gunsmiths with a commitment to detail and safety.
- Fast turnaround and transparent communication.
- Work done in-house or by appointment at our North Carolina facility.
Pistol Barrel: Muzzle Threading & Crowning
Whether you’re mounting a muzzle device or just need a cleaner crown for consistent shot placement, our barrel work ensures proper alignment and optimal performance.
Services Include:
- Custom muzzle threading to match device specs
- Re-crowning for improved barrel end geometry
- Thread protection and alignment checks
- Suppressor or compensator test fitting
Pistol: Trigger Guard Undercutting
Improve comfort and control with a trigger guard undercut.
Our undercuts help reduce “Glock knuckle” and allow a higher grip for better recoil management and control during rapid fire.
Services Include:
Single or double undercuts (primary/secondary)
Blended and smoothed surfaces
Optional stippling for grip enhancement
Custom depth and style upon request
Pistol: Magwell Finger Cut
Enhanced reload access and grip ergonomics.
This modification removes excess material near the magazine well area, allowing a more natural and secure finger placement—ideal for shooters who want better control or faster reload indexing.
Services Include:
Precision finger groove sculpting
Custom shaping for different frame types
Refinishing or stippling available
Designed for both carry and competition setups
Pistol: Lightening Cuts (Reduce Weight)
Reduce slide weight for faster cycling and reduced recoil.
Lightening cuts enhance performance by allowing quicker slide movement and aiding balance, especially when tuning pistols for competition or carry optics.
Services Include:
- Top and side window cuts
- Custom porting and styling
- Weight reduction tailored to your setup
- Optional Cerakote or refinishing after machining
Pistol: Night Sight Installation
Upgrade your visibility in low-light environments.
We install all major brands of night sights with precision alignment, ensuring proper POA/POI and reliable performance when it matters most.
Services Include:
Front and rear night sight installation
Zeroing and alignment confirmation
Tritium, fiber optic, or hybrid sight compatibility
Glock, Sig, Springfield, and more
Pistol: Accessory Installation
Add lights, lasers, optics, or other enhancements.
We professionally install a wide range of pistol accessories, ensuring solid mounting, zero retention, and optimal placement for your use case.
Services Include:
Weapon light or laser fitting
Red dot optic installation (pre-cut or slide mill optional)
Grip enhancements or beavertail additions
Holster compatibility consultation
Revolver: Double-Action Trigger Job
Smoother pull, cleaner break, and better control.
Our trigger jobs for revolvers are designed to reduce stacking, lighten pull weight, and polish the action for both carry and target use.
Services Include:
Full action tuning and spring replacements
Polish and deburr internal components
Sear and hammer stoning (where applicable)
Consistency checks on DA/SA transitions
Revolver: 9mm Rechambering for S&W Revolvers
Convert your Smith & Wesson revolver to shoot 9mm.
A specialized service for shooters looking to run affordable or standardized ammo, ideal for competition or cross-platform ammo compatibility.
Services Include:
Precision cylinder boring and rechambering
Headspacing setup for moon clips
Test fire and function confirmation
Limited to eligible S&W revolvers
Revolver: Moon Clip Cuts
Enable fast, reliable reloads with moon clip compatibility.
We precision-cut cylinders to accept moon clips, a must-have for competitive revolver shooters or those looking to reload quickly under pressure.
Services Include:
Cylinder machining for moon clip use
Fitment testing with your supplied clips
Available for .38/.357, 9mm, and other calibers
Clip recommendations based on your use case
Revolver: Chamber Honing & Chamfer
Smoother reloads and cleaner ejection every time.
Chamber honing removes burrs and rough spots, while chamfering eases cartridge insertion—a must for speed reloaders or revolvers with tight tolerances.
Services Include:
Cylinder chamber polishing
Entry chamfering for rapid loading
Removal of tool marks and residue
Ideal for competition and carry revolvers