RARE! 20mm Naval Drill Round #army #navy #collecibles #edc #aircraftgun

Published on June 23, 2025
Duration: 0:23

This video showcases the restoration of a rare 20mm Naval Drill Round. It highlights the transformation from a tarnished, oxidized state to a high-mirror polished finish, revealing historical markings. The round is identified as a MK. 11-0, lot HMC 1-19, demonstrating expert knowledge in ordnance restoration.

Quick Summary

A rare 20mm Naval Drill Round, identified as MK. 11-0 by HMC lot 1-19, was restored from a tarnished state to a high-mirror finish using professional polishing and sealing techniques.

Chapters

  1. 00:00Initial Condition: Tarnished 20mm Round
  2. 00:08Restoration Result: Polished Naval Drill Round

Frequently Asked Questions

What is a 20mm Naval Drill Round?

A 20mm Naval Drill Round is an inert (non-functional) piece of ammunition, typically made of brass. It's used for training or display, not live firing, and is often collected for its historical significance and unique markings.

How was the 20mm Naval Drill Round restored?

The round was professionally polished and sealed. This process removed tarnish and oxidation, revealing a high-mirror finish on the brass casing and projectile, while preserving the original historical markings.

What markings were visible on the 20mm Naval Drill Round?

The headstamp clearly showed '20-MM MK. 11-0 A LOT HMC 1-19'. This indicates the caliber (20mm), model (MK. 11-0), and manufacturer lot (HMC 1-19).

Related News

All News →

More General Videos You Might Like

More from Ordnance

View all →