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View Full Version : RCBS 40 caliber bullet molds


arkypete
02-28-2004, 05:16 AM
I see that RCBS makes a mold throwing a 300 grain semi pointed bullet for the C. Sharps rifle. The advertisement suggests that with a 1 to 20 alloy the bullet will be .410
Reading in Ken Water's "Pet Loads" the 405 Winchester did not deliver outstanding accuracy with cast bullets. The most accurate bullet was the 400 grain Saeco at 1,200 or 1,400 fps.
Mr. Waters also had difficulty in getting 405 cartridges with .414 diameter bullet to chamber in two different 405 rifles. The idea being the 405 barrel measured out at .412 and the .414 would be the usual 2/1000ths larger for cast bullets
Some questions;
If I cast this bullet out of a WW and tin alloy could I get that bullet diameter up to .412.5 to .413?
Who can ream out a Lyman H&I die to .413?
What is the consciencious of opinion of getting a die made for the loading press to taper the bullet after sizing and lubing, to .411 at the nose to .414 at the base?
Jim

cast-n-blast
02-28-2004, 07:54 AM
Arky,
I'm drooling over a Ruger #1, in .405 win., and was pondering the same question. What commercial cast bullet mold to use ? I already have the RCBS .416 350 gr. GCFN, which drops out at .417 " and 365 gr., with WW alloy. Just need to size down to .414" .

As to sizing dies, I thought of three options. The first being, buy a LEE .410 push thru sizer, and polish out with the split rod, emery paper, hand drill route. Or buy a RCBS or Lyman .410 sizing die, and have someone polish it out, and replace push rod with proper size, so lube doesn't ooze out everywhere(there's a guy in texas that does this, advertises in Handloader mag.). Lastly, contact Lyman or RCBS, and see if they make custome sized sizing dies. I haven't had a chance to explore these options yet. Just some thoughts that might help. It's good to see great minds think alike :D .

Jeff

Jack Monteith
02-28-2004, 08:16 AM
Robert Stilwell is the man for custom sizing dies.
http://shootersforum.com/showthread.htm?t=6028

Bye
Jack

cast-n-blast
02-28-2004, 08:28 AM
Robert Stilwell is the man for custom sizing dies.
http://shootersforum.com/showthread.htm?t=6028

Bye
Jack


Jack, you absolutely amaze me with all your knowledge and tidbits of stored information that is accessed in the blink of the eye ;) . I'm starting to wonder if you're not some type of hybrid robo-man/computer :D .

Jeff

BTW, that was meant as a compliment, and hope it was taken that way!

arkypete
02-28-2004, 03:00 PM
Jeff
I'm hoping that the RCBS molds will hold the diameter better with WW or linotype. Maybe I can get the the .412 or .413 with just an alloy change.
I've got a Winchester 95 coming in from Texas. Once the rifle is in hand I can slug the barrel and see what size bullet I need.
Jim

Sure-Shot
02-28-2004, 03:37 PM
Lee is making a .413 two bullet mold. RanchDog commissioned it and worked out the details. I have two of them ordered.

arkypete
02-28-2004, 06:44 PM
Sure-shot
What does this bullet look like?
Jim

Sure-Shot
02-28-2004, 09:50 PM
If this works right here is the drawing
[send me an email and I'll send you the drawing otherwise someone will have to tell me how to post a .jpg file in here.

Jack Monteith
02-28-2004, 10:03 PM
http://www.shootersforum.com/showthread.htm?t=8065

There's instructions for posting picures in this thead. Try again. :)

Bye
Jack

Sure-Shot
02-28-2004, 10:54 PM
I'll try the uplink onsite again and see what happens.

arkypete
03-01-2004, 01:35 PM
Sure Shot
Ranch dog is having Lee make him a 44 caliber bullet mold. I need a 41 caliber mold, Ranch dog's bullet is .432.
Thanks for your attempt.
Jim