I have both the Custom Grade dies and Match Grade Dies from Hornady and both are very good. When I added the micrometer seater to my Custom Grade bullet seater I can seat the bullet to within .0005" base to ogive. COAL will vary sometimes but, as long as the BTO is consistent and you can seat...
I have noticed that my base to datum measurements are more consistent if I pause for a second at the top of the upstroke of my ram (thereby fully resizing the case.) This seems to lessen the spring back of the case after it is sized.
The version I have requires that a mould be made of your ear canal. This is why these are so comfortable. I asked my audiologist about the ones that you tried and he said he would not recommend those as they are not comfortable and are not as effective. I think the high pitched sound is the...
Which Sound Gear do you have? I have these https://www.soundgearhearing.com/products/custom-product-silver and they work very well. I put them in when I go out to hunt and take them out over 10 hours later. Very good. They have to be fitted by a hearing aid specialist. Very comfortable.
My father was stationed at RAF Lakenheath and the family lived there between 1964 and 1967. We had a wonderful time. Outside the base I remember the WW II pill boxes and how the countryside was thick with pheasants.
Look at the DNZ one piece 215 tactical mount with 21.5 moa angle. The rings are generally spaced a little closer together and might work for you. https://www.dnzproducts.com/product/215-tactical-remington/