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Nosler RDF Bullets

From my own testing of Nosler RDF bullets, I have came to opinion to believe in some scenario's they are in need of faster twist rate barrels, then may other bullets in there weight class. While longer and sleeker bullet design does increase BC, hence: reducing drag factor, it also effects bullet stability, hence: the need of faster twist rates and/or increased velocity for stability.
Donovan

My new 1:7 twist barrel is showing a bit more promise with the Nosler 140 RDF's, but I haven't done much/enough group testing to confirm that yet. Perhaps there is some truth to what you say.
 
Got a mate who has played around with them a bit in a 6.5x47 lapua and has had the same issues also. Unexplained flyers with them, suggesting bullet consistency issues. He neck turns and anneals and is very pedantic with his reloading. No such issues with Bergers, 130s or 140s.

Just an update regarding this post, watched another guy shooting a 6.5x47 run the 140s and he had good results jumping his 50 thou off the lands. He was struggling initially with 20-30 thou jump but moving out to 50 tightened his groups up noticeably.
 
I haven't had outstanding results testing the 6mm 105s yet in my 8 twist BRA, but I will have a couple of Mullerworks 7.75 twist barrels chambered up in the next couple of months (6XC) and am considering another test with the 105s as these barrels will both be on PRS based rifles, so whatever bullet I opt for, I plan to jump. Might just start at around a 50thou jump to see how they go.
 
They shoot great out of my Tikka CTR 6.5 Creed, this is 10 shots 100 yards, jump is .100” with 42g H4350. Measured .65” no wind but some decent mirage, I feel I can do better with no mirage 9AB6C271-210D-4F88-96C6-FE7864BB18B5.jpeg
 
I did an OCW using RL16 and 140 RDF, using a Savage Stealth. Any comments (target analysis) is appreciated.
OCW_zpsgqrfrnxz.jpg
The differance between the 43.0 & 43.3 is only 6fps, I would try 43.1-43.2 for good SD's and call it a day.
 
Any more accuracy reports with RDF's?

Did you stay with them or move on to another brand?

I'll be doing a workup on the 105s in a month or two. I have a 6XC with 50 rounds down the chamber but am yet to start any load development. I've got a batch of the 105s loaded up at 39.3gr of H4350 but with different seating depths; 10 thou jam, 10 thou jump, 30 thou jump, 50 thou jump, 60 thou jump and a 90 thou jump. Once I get a chance to run these over my Labradar, I'll post back. Barrel is a Mullerworks Marksman profile, 1:7.75 twist, 4 groove cut at 26".
 
I'll be doing a workup on the 105s in a month or two. I have a 6XC with 50 rounds down the chamber but am yet to start any load development. I've got a batch of the 105s loaded up at 39.3gr of H4350 but with different seating depths; 10 thou jam, 10 thou jump, 30 thou jump, 50 thou jump, 60 thou jump and a 90 thou jump. Once I get a chance to run these over my Labradar, I'll post back. Barrel is a Mullerworks Marksman profile, 1:7.75 twist, 4 groove cut at 26".

Willow, are they shooting as good as you hoped for?
 
Willow, are they shooting as good as you hoped for?

Not sure I'd be prepared to run them in F-class over Bergers, but they have shown some promise in my 6XC - MPA chassis shooting off a bipod. They will hold the 10 ring at 400 metres. Barrel is a 7.75 twist 4 groove Mullerworks, powder is H4350 and the RDFs like a 60 thou jump, plus you need to weight sort them - there's a lot of variation which I reckon induces the flyers if they're not sorted - my heaviest bullets came in at 105.20gr and the lightest at 104.50gr for a 0.7gr variation - ended up with 7 different batches too. No such dramas with Bergers. Overall I reckon they're perfectly acceptable for PRS style shooting. F-class, might give them a try but they're more finicky than Bergers, but cheaper too.
 
I'll be doing a workup on the 105s in a month or two. I have a 6XC with 50 rounds down the chamber but am yet to start any load development. I've got a batch of the 105s loaded up at 39.3gr of H4350 but with different seating depths; 10 thou jam, 10 thou jump, 30 thou jump, 50 thou jump, 60 thou jump and a 90 thou jump. Once I get a chance to run these over my Labradar, I'll post back. Barrel is a Mullerworks Marksman profile, 1:7.75 twist, 4 groove cut at 26".

Maybe I got a bad batch, but those 105 RDF's were a weird bullet in my new 6mmBR. It's a 8 twist Shilen select match. Out to 300Y they didn't shoot too bad except for a flyer here and there.

At 981Y and 1122Y they were the worst bullet I've ever used! Like 3-4 foot vertical.

Want to buy my new box of 100, lol, ?

I went back to 105 hybrids and got 4.5" vertical at 1025Y!!!
 
Maybe I got a bad batch, but those 105 RDF's were a weird bullet in my new 6mmBR. It's a 8 twist Shilen select match. Out to 300Y they didn't shoot too bad except for a flyer here and there.

At 981Y and 1122Y they were the worst bullet I've ever used! Like 3-4 foot vertical.

Want to buy my new box of 100, lol, ?

I went back to 105 hybrids and got 4.5" vertical at 1025Y!!!

Well, at least you tried them and can forget about them for the future if need be. I found weight sorting them helped, and I suspect the slightly faster barrel twist also helped. I gave a friend a try of my 6XC at 800 metres and he ended up finishing 3rd for my local club F-class shoot - he hasn't been behind a rifle for years and managed to outshoot a regular shooter lobbing 210gr Berger pills out of a 300 win mag in tricky (very switchy crosswinds). No real issues with vertical, it was more horizontal due to the conditions. I have no doubt the Berger Hybrid or VLD is a superior bullet, the Nosler just needs more attention to detail with weight sorting and definitely likes a big jump to show any promise. Another mate picked some up to try so he doesn't waste all of his Berger 108s - rifle is a 6BRA in an MPA chassis with a 7.5 twist Hawk Hill barrel - he tried seating depths at 15 and 30 thou jumps which were horrendous and when he went to 60, things tightened up. He also tried a 90 thou jump which sucked. Again though, the purpose of his rifle is PRS shooting as opposed to F-open.
 
I'll be doing a workup on the 105s in a month or two. I have a 6XC with 50 rounds down the chamber but am yet to start any load development. I've got a batch of the 105s loaded up at 39.3gr of H4350 but with different seating depths; 10 thou jam, 10 thou jump, 30 thou jump, 50 thou jump, 60 thou jump and a 90 thou jump. Once I get a chance to run these over my Labradar, I'll post back. Barrel is a Mullerworks Marksman profile, 1:7.75 twist, 4 groove cut at 26".

Thanks Willow for the good information. Please post your findings. I plan on trying some on some steel.
 

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