The Obsidian Arms AR-15/AR-10 Bolt Assembly/Disassembly Tool is designed to assist with bolt maintenance and component service for AR-pattern rifles. Compatible with AR-15, AR-10, AR-308, and DPMS GII bolts, this tool supports both single ejector and most double ejector bolt designs. The main body is machined from 7075-T6 billet aluminum and finished with a MIL-A-8625 Type III Class 2 black hard coat anodizing, while the adjustment knobs are constructed from stainless steel. A 1/16″ roll pin holder and 1/16″ roll pin punch are included to facilitate ejector removal and installation. Manufactured in the USA and backed by a limited lifetime warranty.
Specifications:
- Compatible with AR-15, AR-10, AR-308, and DPMS GII bolts
- Works with single ejector and most double ejector bolts
- Body material: 7075-T6 billet aluminum
- Finish: MIL-A-8625 Type III Class 2 hard coat anodized, black
- Knobs: Stainless steel
- Includes 1/16″ roll pin holder
- Includes 1/16″ roll pin punch
- Made in the USA










