Is IMR Hi-Skor 800X good for 12 Gauge?

IMR Hi-Skor 800X is commonly listed for 12 Gauge (burn-rate rank #13). Other powders reloaders use for 12 Gauge include No. 1, BA10, CSB1. Verify charges against a published load manual.

Is IMR Hi-Skor 800X good for 20 Gauge?

IMR Hi-Skor 800X is commonly listed for 20 Gauge (burn-rate rank #13). Other powders reloaders use for 20 Gauge include No. 1, BA10, CSB1. Verify charges against a published load manual.

Is IMR Hi-Skor 800X good for .40 S&W?

IMR Hi-Skor 800X is commonly listed for .40 S&W (burn-rate rank #13). Other powders reloaders use for .40 S&W include Bull's-Eye, Clays, Vihtavuori N320. Verify charges against a published load manual.

IMR Hi-Skor 800X Powder — Burn Rate, Substitutes & Typical Cartridges

Slower-burning companion to Hi-Skor 700X; designed for heavier 12-gauge loads and large-bore pistol cartridges (.40 S&W, 10mm). Discontinued when the IMR line was consolidated after the Hodgdon/IMR merger.

IMR Hi-Skor 800X

Burn-rate position

Typical cartridges

By cartridge

Similar burn rate

Supply & handling

About this powder

Sources & provenance