RCBS makes carbide dies that are taper crimp, I have used them on many 1000s of loads for 38/9mm/40sw/45acp and 44spcl and 44mag -they are as accurate as you can shoot.Redding makes Competition seating dies for handgun calibers. Supposed to seat straighter I believe.
For Bullseye where you want each shot in the X ring use these and measure each charge.Redding makes Competition seating dies for handgun calibers. Supposed to seat straighter I believe.