It’s been 3 years and I just saw your question. Reloading .357 Mag Selecting Bullets for the .357 Mag. Wow. 38 caliber (357, 358 dia) 35 Remington Handgun 180 35 Remington Handgun 220 38 Super Auto +P 115 38 Super Auto +P 124 125 38 Super Auto +P 147 38 S&W 110 38 S&W 125 38 S&W 158 38 Special 110 SB 38 Special 110 UCHP 38 Special 125 38 Special 158 L 38 Special +P 110 JHP 38 Special +P 110 SB 38 Special +P 125 38 Special +P 135 Fired brass is ran through a 40 S&W carbide sizing die before tumbling. RELOADING SUPPLIES, POWDERS, PRIMERS, AND MORE. I load them to duplicate the factory loads which was easy. Find what you need in four easy steps. Email: info@reloadingunlimited.com Customer service: (5) RELOADING shopping cart 0 items $ 0.00 357 Sig 147 gr XTP® Item #9131 | 20/Box US Patent: 8,413,587 | 8,161,885. The downside? References: 2009 Hodgdon Website .357 Magnum loads Accurate Arms Co. 1996 Reloading booklet – – Alliant Powder Co. Reloaders’ Guide (1995) – – Hodgdon’s Basic Reloaders Manual (1996) – – Speer Reloading Manual, #12 – – Winchester Reloading Components Manual, 14th edition – – Lyman Piston & Revolver Set your sights on pistol reloading data. 357 SIG 125 357 SIG 147. I do resize 40 S&W cases, as long as I use the cannulure bullets they are stable and Overall cartridge length is watched closely, they work fine. The reason my loads for the .357 Magnum levergun are the same as they are for the .357 Magnum sixgun is simply because the whole point is to be able to use the same load in both. Select your cartridge type from the drop-down list. Speer Lawman, 125gr .357 Sig is not designed for plinking, it’s meant to be a duty cartridge and carried and serious people. I trim my factory .357 Sig cases and use the expander die. 38 caliber (357, 358 dia) 35 Remington Handgun 180 35 Remington Handgun 220 38 Super Auto +P 115 38 Super Auto +P 124 125 38 Super Auto +P 147 38 S&W 110 38 S&W 125 38 S&W 158 38 Special 110 SB 38 Special 110 UCHP 38 Special 125 38 Special 158 L 38 Special +P 110 JHP 38 Special +P 110 SB 38 Special +P 125 38 Special +P 135 They seat and stay where they are without creeping and are the most accurate. Reloading was easy and the reloading press allowed for quick primer closure. Click "Get Data" to view results. Choose the .357 diameter Pistol Bullet that's right for YOU. My most-used load these days in a .357 Magnum sixgun is the Lyman #358156GC bullet over 14.0 grains of #2400. One user said he was able to knock out a single box of 9 mm bullets in just a half-hour. The 125's from Speer say .357sig on the box. If you're unsure, or just want options, check as many boxes as you'd like. 357 sig has 3 in their set). Since there is such a vast selection of bullets, let’s break them down. They are more economical than jacketed slugs and just as accurate. 1. I load 357 Sig for a Gen 3 31 and reload on a Lee Classic Turret press. .357 sig 125 I have tried reloading the .357 sig with different loads and the best are the 125gr Speer with .356 diameter. For the majority of shooting, cast loads will do just fine. If they are made properly, no leading will occur—a common complaint I hear from shooters. Handgun shooters looking for supreme accuracy and maximum knock down power have come to rely on Hornady Custom pistol ammo, loaded with either the famous Hornady XTP (Extreme … If you do carry .357 Sig or you are planning on it soon, there are some great options when it comes to ammo. And the crimp die (Hornady reloading dies for. Why it Stands Out To Us This reloading kit has all the tools and accessories you need, plus a manual on how you can easily and perfectly load rounds for your pistol or rifle rounds. 357 SIG 125 357 SIG 147. Then select your bullet weight, powder manufacturer and powder type. Whether you're making bulk ammo for plinking, creating the perfect training round, or simply building the best ammunition for your needs, Midsouth has the right .357 diameter Pistol Bullet for your reloading recipe. Well, .357 ain’t cheap compaired to some ammo – but it isn’t bank breaking either. I tried some 115gr and 124gr and some 147gr. Once clean, I hand prime my brass, then onto the press with Lee steel 357 Sig dies, sizing die finish sizes …