You shouldn't need a crimp die. Do you have a set of bullet comparators to check bullet seating depth using the ogive?
The Hornady Lock-N-Load Bullet Comparator is perfect for the reloader looking to quickly and precisely measure seating depth of loaded ammunition from...
www.midwayusa.com
Also if you don't have one, one of these and a 6.5CM modified case will let you figure out exactly where the lands are for your barrel and bullet so you can set your bullet depth accordingly.
The Hornady Lock-N-Load Overall Length Gauge is one of the best kept secrets to accurate reloading. This tool allows reloaders to quickly and easily...
www.midwayusa.com
Apologies if you already have these and I am being captain obvious.