Before

Firearm bolt carrier before processing, as sent by the client.

After

Firearm bolt carrier after processing, showing the deburred and refined finish.

Objective

Bel Air Finishing was tasked with developing an efficient process to deburr CNC-machined steel bolt carriers for firearms. The goal was to remove all burrs and refine the surface finish to ensure functionality and precision, aligning with the customer’s high standards for firearms components.

IndustryFirearms
Part Description Firearm Bolt Carrier
Fabrication MethodCNC Machined
MaterialSteel
Process TechnologyDeburr
Equipment TypeHigh-Energy Centrifugal Disc Finisher

Solution

To meet the customer’s requirements for deburring CNC-machined steel bolt carriers, Bel Air Finishing recommended the High-Energy Centrifugal Disc Finisher. This advanced system efficiently removes burrs and improves the surface finish of steel firearm components, delivering consistent, high-quality results while protecting critical features like threads and grooves.

As a trusted partner in the firearms industry, Bel Air Finishing holds a Federal Firearms License (FFL), allowing the company to process serialized components in compliance with federal regulations. This qualification enables Bel Air to collaborate closely with firearms manufacturers to improve production efficiencies and meet stringent industry standards. By implementing this automated deburring solution, customers reduce manual labor, enhance surface quality, and streamline production for bolt carriers and other firearm components.

If you are unsure what equipment and media you require to achieve your desired surface finish, then send us your part, and we will evaluate it and provide you with a metrology report.