Eastern Maine Shooting Supplies, Inc. EMSS1105 10/32 Thread Use With The Following Calibers: .31 , .32 Intended For Quick Cleaning And Bore Lubrication With Either Premium Oil or Premium Lube® *Please Note That All Of The Brass & Aluminum Supplies Are Made On Site. Sometimes Machine Setup Is Involved If Our Inventory Is Low. This Might Lead To A Slight Delay In Shipping Time. If That Is The Case, I Will Always Email You And Let You Know In Case You Need To Cancel. Thank You For Your Understanding. Please Visit Our eBay Store For More Sizes And Choices