
Availability: In Stock
If you're casting .458-caliber rifle bullets from lead, the RCBS Flat Nose Rifle Bullet Mould gives you a straightforward, durable way to produce 405-grain projectiles at the bench. This single-cavity mould is built from solid cast iron with precision machining and a 3/16-inch solid steel sprue plate—the core hardware you need to throw consistent bullets day after day. Whether you're handloading for a .458 Winchester Magnum, .458 Lott, or another cartridge in that bore diameter, a flat-nose bullet profile works well for hunting and medium-range shooting where a blunt nose can deliver reliable energy transfer.
RCBS moulds are engineered to tight tolerances and built to withstand years of repetitive casting. The steel sprue plate and tempered steel hardware won't flex or wear quickly, and the single-cavity design means you'll cast one bullet at a time—slower than multi-cavity setups, but ideal if you need precision or don't volume-cast. The mould comes ready to use once you secure it in a suitable handle (sold separately), making it an affordable entry into .458 bullet casting or a solid backup for established loaders.
Cast bullets let you reload economically once you've invested in the basic equipment, and a 405-grain flat-nose in .458 opens up hunting opportunities for larger game at practical ranges. Pair this mould with a quality handle, lead, a pot, and basic casting safety gear, and you're in business.
| Brand | RCBS |
| Bullet Diameter | .458 inch |
| Bullet Weight | 405 grains |
| Cavity Count | Single |
| Bullet Profile | Flat Nose |
| Primary Material | Cast Iron |
| Sprue Plate | 3/16-inch Solid Steel |
The .458-inch diameter makes it suitable for cartridges like the .458 Winchester Magnum and .458 Lott, as well as other .458-bore rifles. Always verify your specific caliber's bullet diameter before ordering.
Yes, this mould comes without a handle. Handles are sold separately and can be purchased at low cost. You'll need one to safely hold and pour bullets.
This is a single-cavity mould, meaning it casts one bullet per pour. Single-cavity moulds are ideal for precision and lower-volume casting.
RCBS designs these moulds with solid cast iron blocks, precision machining, and quality steel hardware to deliver years of reliable service in bullet casting.

SKU: 167525744 • Width: 2.1in • Height: 2.1in • Depth: 3.6in • Weight: 0.9438oz
Availability: In Stock
If you're casting .458-caliber rifle bullets from lead, the RCBS Flat Nose Rifle Bullet Mould gives you a straightforward, durable way to produce 405-grain projectiles at the bench. This single-cavity mould is built from solid cast iron with precision machining and a 3/16-inch solid steel sprue plate—the core hardware you need to throw consistent bullets day after day. Whether you're handloading for a .458 Winchester Magnum, .458 Lott, or another cartridge in that bore diameter, a flat-nose bullet profile works well for hunting and medium-range shooting where a blunt nose can deliver reliable energy transfer.
RCBS moulds are engineered to tight tolerances and built to withstand years of repetitive casting. The steel sprue plate and tempered steel hardware won't flex or wear quickly, and the single-cavity design means you'll cast one bullet at a time—slower than multi-cavity setups, but ideal if you need precision or don't volume-cast. The mould comes ready to use once you secure it in a suitable handle (sold separately), making it an affordable entry into .458 bullet casting or a solid backup for established loaders.
Cast bullets let you reload economically once you've invested in the basic equipment, and a 405-grain flat-nose in .458 opens up hunting opportunities for larger game at practical ranges. Pair this mould with a quality handle, lead, a pot, and basic casting safety gear, and you're in business.
| Brand | RCBS |
| Bullet Diameter | .458 inch |
| Bullet Weight | 405 grains |
| Cavity Count | Single |
| Bullet Profile | Flat Nose |
| Primary Material | Cast Iron |
| Sprue Plate | 3/16-inch Solid Steel |
The .458-inch diameter makes it suitable for cartridges like the .458 Winchester Magnum and .458 Lott, as well as other .458-bore rifles. Always verify your specific caliber's bullet diameter before ordering.
Yes, this mould comes without a handle. Handles are sold separately and can be purchased at low cost. You'll need one to safely hold and pour bullets.
This is a single-cavity mould, meaning it casts one bullet per pour. Single-cavity moulds are ideal for precision and lower-volume casting.
RCBS designs these moulds with solid cast iron blocks, precision machining, and quality steel hardware to deliver years of reliable service in bullet casting.
SKU: 167525744 • Width: 2.1in • Height: 2.1in • Depth: 3.6in • Weight: 0.9438oz
