12 Gauge shotshell trimmer
Description
This for trimming off the crimp from a 12 gauge shotgun shell. It uses common utility knife blades. Reverse them and use the other side when it gets dull. It should cut off the crimp about 4mm from the end. Use 3mm screws and nuts for assembly. Print the blade holder with 100% infill Main body can be 20% infill
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