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Have 80 new Winchester 375h&h, virgin brass. Plan is to size then trim cases. Should I even consider annealing cases before\ after sizing? Normally I anneal cases after firing 2x....

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saw a blurb claiming alliant e3 was a more dense powder version of red dot. has anyone used Alliant E3 powder as a substitute for red dot powder for cast bullets. using red dot in...

Given a fair amount linotype. Rifle is .375h&h. Request suggestions loading a gas checked 270 grain cast bullet using linotype. Trying for 2300-ish fps range. Hoping to keep recoil down at least a...

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Failed experiment fire forming new PPU 300 Winchester magnum brass.

Wanted extra .375 h&h brass. Dimensions looked close so got 50 new 300 Win mag cases. Used tapered...

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shooting both 375Wby & 375h&h rifles but hate recoil. both rifles were bought to shoot only cast at paper.

suggest think slow, suggest think Red Dot powder, suggest think 5744 if...

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Fireform a large number of 375 H&H case to 375 wby. With cast bullets the H&H and Wby gave the same speeds, accuracy and performance. Only when loading jacketed bullet does 375...

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UPDATE;

Rifle & caliber; sako L61R (L\H) ACTION, 26.5” long barrel.

Others have suggested running the cases into the RCBS sizing dies but did not work. My RCBS 375 wby sizing...

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yes it's semi related to a previous post, after failure with grits and tissue paper going to try fireforming with an actual bullet. different world when using an actual bullet.
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Was given a very large number of 300h&h cases to expand to 375 weatherby. Tried fireforming with 5.2 grains of bullyseye powder which did not work. Reason maybe not enough powder....

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Overly optimistic? Need 375Weatherby cases. Given a very large number of 300h&h cases. Game plan was fire form 300h&h to 375h&h then fire form the 375h&h cases to 375 Weatherby. ...

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need to fire form 375h&h case to 375 Weatherby. is there any risk stretching 375h&h case above belt using 16gr red dot (1460fps) or 32.5gr 5744 (1952 fps) using 285 grain cast...

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first, thanks for all the input.

yesterday actually compared side by side a 300 wby case with 375 wby case. surprised at the difference of the shoulder on each case, way to...

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is fireforming new unfired .300 Weatherby cases to .375 Weatherby possible? If possible suggested method? what issues I might face, i.e. case neck to thick? just asking to making...

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Though it would be nice to hunt with rifle. BHN number was 25, to hard to expand. Had large pot of alloy that was hard which took a fair amount of lead to reduce BHN to 11-12 per...

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Caliber is 375 Wby. This rifle gave great accuracy, @1” or less, with cast bullet hardness of BHN 25. Cast bullets now have a BHN number of 11-12. Using same powder charge that...

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anyone use a pencil set to determine how hard a cast bullet or alloy is? understand the results are close not an exact number but way better than my guess-ta-ment.

if so when...

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thx for input. able to check bullet hardness with a pencil set. hardness turned out over 22+. no way will they expand. knew they were hard because they were water dropped. ...

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when i started loading for 375 weatherby I got a large number 375h&h cases. the 1400 fps load is used to fire form 375h&h brass to 375 weatherby cases. accuracy was unbelievable,...

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had hoped for a reply from Mr. Gibson. If I ever hunt with rifle max distance would be @100 yards.

what I don't understand how people get various alloy. not smart enough to...

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Using 1\8” drill bit with a Forster hollow point kit. Rifle speeds are 1400 fps and 1650 fps, bullet weight is 285 grains, .379 bullet diameter. Are these speeds to slow to...

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update. thx for replies.

Shooting only gas checked cast bullets from an arsenal mold, 375449 clone using Weatherby and Federal cases. Also using Forster’s hollow point kit for...

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noticed several folks using 16 grains of red dot for reduced loads in the 375h&h with 280 grain bullets. got me wondering what kind of pressure does this load generate? seems there...

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Would like to use 375 Wby with cast bullets for deer hunting with a max range 100-125 yards. Cast bullet is a Lyman 375449 clone, weight is 285 grain gas checked.

Get groups...

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Using a filler with a 283 grain gas check cast bullet and 35 grains of imr 3031 in a 375 Weatherby case. I know i‘m over thinking this but just trying to control a variable I can...

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rifle bought to shoot only cast bullets. per gunsmith, a Weatherby caliber rifle shooting Weatherby factory ammo you will have very high pressure if there is no free bore. This...