We make two styles of jags. Rifle style comes in brass or steel and the button in brass only. All come with steel 8 or 10x32 threads. Available in .32, .36,.40,.45,.50,.54,.58,& .62 calibers. Shotgun jags come in button style only in 10,12 & 20 gauge. Please specify rifle or button, brass or steel, 8 or 10x32 thread, caliber or gauge when ordering.