The RMC Ox-Yoke Brass Bullet Starter with a Nipple Pick features long and short rods made of solid brass. 3/8" diameter rod is for 44-54 caliber firearms. This bullet start has a nipple pick that is threaded into the long rod of the starter. To use, simply unscrew it from the rod. Features3/8" diameter rodDetachable nipple pickSolid brass construction