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jimkim
12-05-2017, 11:30 PM
As some of you know, I've been loading brass 410 "slug" rounds(using 38 WCF 200gr data) for a while. I charge the case, and seat a Lee 401-175-TC boolit(no wad, loose powder), in a brass 410 case, and crimp the boolit, to hold it in place. This works well for me, but I had little success loading good plastic hulled 410 slugs with the same rig. The slug is 0.401" and it's a loose fit unless I use a wad to hold the boolit. This isn't a bad problem, except, for me to feel safe using the 38 WCF data, I want the powder to be uncompressed, and have some airspace. The answer, IMO, is to load a 0.410" slug that is "crushable". I don't want to damage my little shotgun.


This brings us, up to date. A few weeks back I saw a homemade slug mould on FB. It was made from an old socket. This started the wheels turning. Using that idea, I have now found a way to both put flutes on that 40 cal boolit, AND increase the diameter to 0.409".

I push the boolit through a twelve point 9mm box wrench. I plan on removing the handle, and grinding it round, in order to make a bushing. I hope to make a die that will better center the would be slug, and hold the bushing. I gotta borrow a shop first. Anyway, I thought I'd share this. Cheers.https://uploads.tapatalk-cdn.com/20171206/8a1938efdbc45cfdf5d7686111f6da55.jpghttps://uploads.tapatalk-cdn.com/20171206/a46dd569be24694a3c423f8444eb902e.jpghttps://uploads.tapatalk-cdn.com/20171206/b74e8753cdc315c62f71a736c06e8744.jpghttps://uploads.tapatalk-cdn.com/20171206/41ffe13130b407154fce9a73bfa67e1f.jpg

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W.R.Buchanan
12-09-2017, 02:28 PM
Attaching a plastic wad to the back of that boolit with a small screw would make it fly straighter.

Randy

trapper9260
12-09-2017, 04:55 PM
Are you shooting that in a full choke barrel ?

jimkim
12-09-2017, 09:51 PM
Attaching a plastic wad to the back of that boolit with a small screw would make it fly straighter.

Randy
Thanks. Been working on that.


My muzzle measures 0.395" at the muzzle. I didn't think it was full choke, because I have seen them measure 0.375" and 0.383", but someone told me mine was.

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