Speer lead bullets feature a high-tech, multi-layer lubrication system.The lube stays with the bullet instead of burning off, virtually eliminating the gas cutting that causes most leading problems.For target shooting or economical plinking, the lead bullet is hard to beat, and speer lead bullets.Coefficient: .123Bullet Type: Lead Semi Wadcutter (LSWC)Bullet Diameter: .358Weight: 158 grBullet Caliber: 38 CaliberJacket Material: Lead SolidBullet Tip Material: Lead SolidCore Material: Lead SolidCannelure: YesSectional Density: .176Quantity: 500 Per BoxRecommended Usage: Target