Description
The Lee Auto-Drum Powder Measure for Progressive Presses is an automatic, case-activated powder dispensing system designed to deliver consistent powder charges during high-output progressive reloading. Built for efficiency and safety, the Auto-Drum dispenses powder only when a case is present, helping reduce the risk of double charges while maintaining a smooth progressive workflow.
Its drum-based metering system provides repeatable charge weights and reliable operation with a wide range of pistol powders and many small-to-medium rifle powders commonly used in progressive reloading.
Quick Highlights:
• Product Type: Automatic Powder Measure
• Operation: Case-Activated Powder Dispensing
• Design: Drum-Based Metering System
• Use: Progressive Reloading Presses
• Powder Compatibility: Most pistol and small rifle powders
• Ideal For: High-volume progressive reloading
Use Cases & Applications:
• Progressive handgun ammunition loading
• High-volume training or competition ammo
• Pistol and small rifle cartridge reloading
• Progressive press powder charging stations
• Reloaders seeking consistent charge weights
Progressive Press Compatibility:
The Lee Auto-Drum Powder Measure is designed for Lee progressive presses and compatible setups that support case-activated powder systems.
Common compatible setups include:
• Lee progressive presses
• Progressive powder-through expanding dies
• Powder charging stations on progressive presses
Compatibility depends on press model and mounting configuration.
Adjustable Drum System:
The Auto-Drum uses interchangeable powder drums that allow reloaders to:
• Adjust powder charge weights quickly
• Maintain repeatable settings between sessions
• Swap drums for different charge ranges
• Fine-tune loads without full disassembly
This design supports both high-volume production and precision adjustment.
Design & Functional Advantages:
• Case-activated dispensing improves safety
• Drum system meters powder smoothly
• Consistent powder throws for progressive loading
• Simple adjustment for different charge weights
• Reliable performance once properly set
Technical Details:
Manufacturer: Lee Precision
Product Type: Automatic Powder Measure
Operation: Case-Activated
Design: Drum Metering System
Mounting: Progressive Press Powder Station
Intended Use: Progressive Reloading Presses
The Lee Auto-Drum Powder Measure provides progressive reloaders with a dependable and efficient powder dispensing solution—helping maintain consistent charge weights, improved safety, and smooth high-volume reloading performance





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