tylerthorson95

The 1st & 4th group was about 2 inches. The 2nd was 1.1", third was 0.82", 5th was 1.2". Faint ejector marks on 3rd group, 4th group...

How'd they group? Any pressure signs?

Grains/Avg FPS/SD/Spread 78/3008.2/6.1/17 78.5/3047.4/9.1/22.7 79/3057.5/2.6/6.9 79.5/3093.8/5.9/16.7 80/3114.1/10.8/32.0

Loaded 5 each 300 PRC rounds with Grand (78 -80 gr in 0.5 gr increments), 203 gr Hammer HHT, once fired Lapua brass and Federal 215M...

Ultimate Reloader just put out a video on Grand, and it seems they're doing another soon.

You're welcome. I'd love to know how it works out for you.

*Load Dev was completed at 100 yards* Alright, I needed to finish the test before posting. I think this is a good powder that didn't...

I just got back from the range again. Shot 3 rds of 74.0 grains, and 3 shots of 74.5 grains. I'm confused by the results to say the least...

I'm trying to learn about mandrels vs. bushing dies. I have the RCBS matchmaster die and have the expander ball left in. I've read...

I'm trying to learn-up on mandrels. Can someone to explain to me what a "donut" is? What is the benefit to a mandrel over a...

Do not worry about other people's thoughts; ask yourself if it is enough to save your life.

H4831SC was the very first powder I tried for my 300wm with 175 LRXs. I was getting about 2984 fps, about 2 grains off max load, and...

Years ago, I used H4831 sc with 73 gr for 180 Interbonds in Rem 700 300wm at 2960. It also shot tiny groups.

Okay, I just got back from the range about an hour ago. I was doing velocity/pressure testing before doing a ladder test (in my mind I'm...

I will be impatiently awaiting your results. I bought a jug of Grand for my 300WM and the 175gr LRX. At the moment I'm burning 73gr of...