-Buffer Tube Milling File (meant to shave down the best of an AR-ten Buffer tube so that the charging tackle can clear on some upper/lessen combinations) I’ve engraved BRN-four 416 lowers to imitate the HK 416 logos. With enough passes, a fiber laser can perform deep engraving too and it https://edwinyclaz.thezenweb.com/the-2-minute-rule-for-ghost-gunner-for-sale-70849006