Hornady LEAD PISTOL BULLETS 38 CAL .358 148 GR HBWC 250/BXHornady® lead bullets are pre-lubricated and cold-swaged for total uniformity and balance. Our exclusive knurling system retains lubricant over the entire bearing surface to reduce leading in your barrel.CLASSIC & CONVENTIONAL BULLETSTraditional conical and flat designs have perfect symmetry when combined with knurling at the base of the bullet, which deliver increased stability and accuracy. This ensures proper positioning in authentic revolvers, with no unwanted nicking of primers as the cylinder turns.SPECIAL KNURLING AND GREASE RINGThe knurling system holds an even distribution of lubricating wax over the bearing surface of the Cowboy™ bullet. The result is less leading.