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Summary

Description	English: Hammer forged 6-right polygonal rifling pattern.
Date	27 February 2010
Source	http://www.ojp.usdoj.gov/nij/training/firearms-training/module10/fir_m10_t09_01.htm
Author	United States Department of Justice

	This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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	Date/Time	Thumbnail	Dimensions	User	Comment
current	10:20, 27 February 2010		450 × 506 (64 KB)	Francis Flinch	{{Information \|Description={{en\|1=Hammer forged 6-right polygonal rifling pattern.}} \|Source=www.ojp.usdoj.gov/.../ fir_m10_t09_01.htm \|Author=United States Department of Justice \|Date=2010-02-27 \|Permission= \|other_versions= }}

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