Auto Bolt is a professional military fastener manufacturer with the technical expertise, long history and certifications necessary to supply military-spec fasteners that are proudly made in the United States. 

• ISO 9001:2015 
• Defense Logistics Agency Qualified Supply – Class 2 and Class 3 

Auto Bolt is capable of manufacturing parts to ordinance drawings and other procurement specifications. Secondary operations such as drilling, tapping, slotting, broaching, shaving and milling are available. All forms of military-spec plating requirements can be supplied. 

Auto Bolt’s military-spec fasteners are fully traceable and DFARS-Compliant. We can supply all of your B1821BH requirements, including those with special requirements such as D, L and C suffixes for locking requirements.