BULK 300 AAC Blackout brass processing service.

by Detroit Ammunition Company|Item # BULKP1K300BLK




Don’t have time or equipment needed to convert your own .223/5.56 brass into usable 300 Blackout brass. Look no further we will do it for you. We will cut, full length resize, deprime, trim to spec, swage the primer pockets, then tumble them in corn cob media. 


Add this service to your cart.

Steel, Aluminium, Blank or Berdan cases will not be processed.

Once you have made your purchase.

We recommend shipping your brass to us in a flat rate box from the United States Postal Service.

Include a copy of your receipt with your brass.

Ship brass to:

Detroit Ammunition Company

P.O. Box 871

South lyon, Mi 48178

Turn around time is 2-3 weeks once we receive your brass.

If you choose to have us prime your brass a small rifle primer will be used. Brand of primers used may vary depending on availability

Keep in mind you are responsible for the items you are sending until it reaches us at the address provided. We recommend purchasing insurance for high value shipments. If we do not receive your brass within 30 days of purchase your order will be cancelled and you will be given a refund in the form of a in store credit.

Additional information

Weight 14 lbs
Dimensions 10 x 10 x 5 in
Optional service

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2 reviews for BULK 300 AAC Blackout brass processing service.

  1. Rated 5 out of 5


    Had my brass back to me extremely quickly. Good price and great quality.

  2. Rated 5 out of 5

    Tom R.

    I sent in 2,500 5.56 cases for conversion, annealing and priming and received them in 2 weeks. I checked a few at random in my Sheridan gage and they are perfect. Very happy with my first order with Detroit Ammunition Co. Will be doing more biz soon. Thanks!

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