Lyman .308 Winchester Case Head Space Gauge

The Lyman .308 Winchester Case Head Space Gauge is a precision cartridge inspection tool designed for reloaders verifying proper .308 Winchester case sizing and headspace before firing. This reloading gauge allows quick confirmation that resized or loaded .308 Winchester cartridges meet SAAMI dimensional standards, helping ensure reliable chambering and safe function in bolt-action hunting rifles, precision rifles, and semi-automatic .308 platforms.

Quick Highlights:

• Product Type: Cartridge Headspace Gauge
• Caliber: .308 Winchester
• Function: Case and cartridge dimension inspection
• Construction: Precision Machined Metal Gauge
• Specification Standard: SAAMI Dimensions
• Application: Reloaded ammunition quality control

Use Cases & Applications:

• Verifying resized .308 Winchester brass before loading
• Inspecting loaded .308 Winchester cartridges for proper chamber fit
• Checking shoulder position and headspace during die setup
• Identifying cases that require trimming or additional resizing
• Final inspection of hunting, range, or precision rifle ammunition

Design & Functional Advantages:

• Precision-machined gauge cut to SAAMI .308 Winchester chamber specifications
• Simple drop-in inspection allows fast pass/fail verification of case dimensions
• Helps prevent chambering and extraction issues caused by improper sizing
• Allows reloaders to confirm die setup without using the rifle chamber
• Durable metal construction designed for long-term use on the reloading bench

Technical Details:

Manufacturer: Lyman
Product Type: Case Head Space Gauge
Caliber: .308 Winchester
Function: Cartridge and case dimension inspection
Specification Standard: SAAMI
Construction: Precision Machined Metal
Application: Ammunition inspection and reloading quality control