shoulder bumping

  1. SELLING Forster Datum Dial Complete Kit $85

    Tool checks shoulder and bullet seating. Very handy if working with multiple calibers. This is the Complete Kit Version as its sold on Midway. Box instructions and shipping included. Ship to lower 48 only Paypal Cashiers check Postal money order

  2. Prepping fireformed brass

    Now that I have some fire formed casings for my 6.5CM, I have a question when it comes to shoulder bump. From what I've seen from researching, it appears it is common to bump the shoulder back instead of full length resize. Some people use a FL sizing die to accomplish this by just backing out...

  3. Shoulder line or Datum line

    So if I understand things the Head Space is from the case base to the DATUM line on a case re the SAAMI Specs. So when shooters are "bumping the shoulder" they are referring to that dimension. eh? So a "go-no go" gage uses that same datum line spec? But some tools use the measurement when the...

  4. Neck Tension Issue

    Hello, I'm pretty new to reloading. I've gone through loading my first 100 rounds no problem(all new brass), but once I had to start resizing fired brass I've run into an issue. It would seem that my necks aren't getting resized enough or possibly at all. I'm using the basic hornady dies for...

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