Finally got one of my 0% forged lower castings on the mini-mill. Fixture plates were first machined with Ray Brandes' tutorial, and they have worked well. The mill is a HF to which I have added iGaging 3 axis DRO units. Being a cheapskate, I resisted buying a 1" center cutting mill for the 3/4" radius at the rear of the casting, choosing instead to set up a small flycutter (LMS 3 piece kit) and making test cuts until the correct radius was achieved. Tedious work, but I am amazed at the...
Ar15 Lower: Jumping In
Ar15 Lower: Jumping In