vibratite will help. just be sure to use a real 2mm allen wrench and lock down the Zero Stop and gold colored grub screws last. 5/64 " hex heads will strip your grub screws. get a real 2mm hex so you don't get stripped head issues.
I have rheumatoid arthritis and my grip strength isn't as it was. I find this useful. larger grip area and less force needed, anything to alleviate the stress of gripping the case is welcome.
I have a Proof 6.5 PRC prefit on an Impact 737R. Using Peterson and Lapua brass, Hornady Match Sizing Die and Forster Micrometer seating die. The brass has 5x firings and no issues.