100% Cotton Bore mop made with a brass core. They are made of the highest quality construction possible. Mops can be used for quick cleaning and bore lubrication. Mops are especially excellent when using oil for bore lubrication because they create foaming action that helps in the lubrication process.
Specifications:

Type	Cotton Swab
Size	40-45 Cal
Quantity	1
Bristle Type	Cotton
Length	1.75"
Includes
Material	Cotton
Tip Feature	N/A
Battery
Thread Pattern	8-32
Protects	Against Rust Powder Residue, Fingerprints
Suitable For	Firearms
Eco-Friendly	Yes