30 lines
1.3 KiB
Markdown
30 lines
1.3 KiB
Markdown
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# 80% AR-15 Lower Receiver Milling Jig
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#### Author, Testing & Technical Author
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buildtoshoot
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#### Version
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1.0
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#### Description
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This is the 80% AR-15 Lower Receiver Milling Jig by Buildtoshoot. This is a self-aligning jig which allows one to finish 80% lowers from a variety of manufacturers using only a drill press and a few common tools.
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Mill following the instructions from SpecSheets/Jig_Manual_80_Percent_Arms.rev1.1S.doc.pdf skipping the drilling step since i didnt make a drilling plate.
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Follow me on Instagram @buildtoshoot for more shenanigans. https://www.instagram.com/buildtoshoot/
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#### Hardware
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##### Sides
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* 4 Socket cap, Stainless steel 18-8, 1/4"-20 x 2-1/2" https://www.boltdepot.com/Product-Details.aspx?product=4889
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* 4 Hex nuts, Stainless steel 18-8, 1/4"-20 https://www.boltdepot.com/Product-Details.aspx?product=2563
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##### Top
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* 4 Metric socket cap, Stainless steel 18-8 (A-2), 5mm x 0.8mm x 20mm https://www.boltdepot.com/Product-Details.aspx?product=6410
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* 4 Metric hex nuts, Stainless steel 18-8 (A-2), 5mm x 0.8mm https://www.boltdepot.com/Product-Details.aspx?product=4775
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#### Print
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* 1x LeftSideWall.STL
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* 1x RightSideWall.STL
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* 1x TopShelfPocket.STL
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* 1x TopShelfTrigger&Shelf.STL
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* 2x spacer.stl - These go on the 1/4 bolts on the bottom of the jig to help mitigate flex while in the vise.
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