What case trimmer system is the Hornady Trimmer Deburring Tool Model 050147 designed to mount onto?

This deburring tool is specifically engineered to replace the standard cutter on the spindle of the Hornady Cam-Lock Case Trimmer Model 050140. By mounting directly to the trimmer shaft, it keeps the cutter guides strictly centered for precise chamfers and deburrs.

What is the minimum calibre size supported by this deburring tool, and can it be used on large-bore brass like .50 BMG?

The Model 050147 is built to accommodate cartridges starting at a minimum calibre of .17. It is not compatible with large-bore calibres such as .50 BMG, which require a separate dedicated deburring tool like Hornady Model 050153.

Does this tool require any electrical compliance or Australian regulatory approvals for use on my reloading bench?

No electrical compliance or SAA/RCM certifications are required for this product. As a fully mechanical accessory with a packaged weight of approximately 0.170 lbs, it operates manually or via a user-supplied power drill and consumes no mains electricity.

How should I maintain the precision-machined steel cutting flutes during storage in my reloading shed?

The tool is manufactured from hardened tool steel and is designed for standard indoor reloading environments. To protect the cutting flutes from surface rust, particularly in humid Australian coastal conditions, apply a light coat of gun oil or rust preventative after use and store in a dry location.

Case Deburring Tool - Hornady 050147

The Hornady Trimmer Deburring Tool (Model 050147) is a precision-machined, hardened tool steel accessory engineered to chamfer and deburr freshly trimmed cartridge brass. Designed to replace the standard trimmer cutter directly on the spindle of the Hornady Cam-Lock Case Trimmer (Model 050140), this mechanical tool chamfers the inside of the case mouth and deburrs the exterior edge while the cartridge remains held in axial alignment. Powered either by the trimmer's manual hand crank or via a user-supplied power drill paired with an optional power adapter, it eliminates the uneven bevel angles commonly produced by handheld deburring tools without requiring a separate desktop prep center.

Key Features

Dual-Action Cutting: Performs internal chamfering and external deburring to square case mouths immediately following the trimming stage.
Direct Spindle Mounting: Replaces the standard cutter on the Hornady Cam-Lock Case Trimmer spindle, ensuring consistent, concentric cuts across low- to medium-volume brass prep sessions.
Mechanical Operation: Operates entirely without electrical power or mains requirements, functioning via the manual Cam-Lock crank handle or drill-adapted setups.
Tool Steel Construction: Machined from hardened tool steel to maintain cutting flute geometry across repeated brass prep cycles in dry indoor bench environments.

Specifications

Manufacturer Model Number: 050147
Product Type: Case trimmer deburring tool
Material: Hardened tool steel
Minimum Calibre Compatibility: .17 calibre
Mounting Compatibility: Hornady Cam-Lock Case Trimmer (Model 050140)
Packaged Shipping Weight: Approximately 0.170 lbs (77 g)
Power Requirements: Manual mechanical / optional drill adapter (non-powered accessory)

Who is the Hornady Trimmer Deburring Tool for?

Precision handloaders processing rifle or handgun brass — accommodates small-bore cartridges starting at a minimum calibre of .17, maintaining true axial alignment with the host spindle to prevent angled case mouths during the chamfering stage.
Reloaders utilizing the Hornady Cam-Lock Case Trimmer system — integrates directly onto the existing Cam-Lock trimmer spindle to cut internal and external bevels on a single station, adding only approximately 0.170 lbs (77 g) of packaged tool mass to the reloading bench.

Less suitable for: Large-bore reloading beyond standard rifle calibres, specifically cartridges measuring up to .50 calibre such as .50 BMG; this application requires a dedicated large-bore deburring tool designed specifically for oversized case mouths.

SKU	HN42665LP
Model #	050147
Brand	Hornady
Shipping Weight	1.0000kg

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Hornady 050147 Trimmer Deburr Tool Steel 17 Cal Min

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