Speer Total Metal Jacket Flat Nose (TMJFN) Value Pack bullets in .40 S&W/10mm, 180-Grain (part no. 4734) give handloaders a match-quality option for both .40 S&W and 10mm Auto. Speer uses Uni-Cor technology, pouring molten lead directly into the jacket, then swages every bullet twice to ensure a uniform heel and consistent diameter. Each value pack holds 400 bullets with a flat-formed base built to resist deformation under pressure.

Key Specifications

• Chambered for .40 S&W/10mm shared case dimensions between the two cartridges.
• 180-grain weight a common practice and match weight for both .40 S&W and 10mm.
• Total Metal Jacket Flat Nose (TMJFN) profile a flat-nose, fully-encased bullet design.
• Uni-Cor technology molten lead is poured directly into the jacket rather than inserted as a preformed core.
• Deformation-resistant base formed to hold its shape under the pressure of firing.
• Double-swaged construction every bullet is swaged twice for a uniform heel and consistent diameter.
• 400 bullets per value pack packaged for high-volume handgun handloading.

Frequently Asked Questions

Does this bullet work for both .40 S&W and 10mm? Yes, .40 S&W and 10mm Auto share the same case diameter, and this bullet is cataloged for both.

What does double-swaging accomplish? Swaging the bullet twice gives it a more uniform heel and more consistent diameter than a single-swage process.

Buy the Speer TMJ Handgun Bullets .40 Cal/10mm 180gr TMJFN

Order Speer TMJ .40 Cal/10mm 180gr TMJFN bullets through our reloading bullets lineup. Order them from our Lubbock, Texas gun shop for fast, insured shipping.