Tetra ProSmith Bore Mops Delta Mike

Tetra ProSmith Bore Mops Superior Quality Mops for Safe Cleaning and Lubrication • Industry standard 8-32 male thread (5-40 for.17 Cal. &.204 Cal.) • 5/16-27 male thread (12, 20, & 28 & 410 Gauge) • Effectively applies lubricants and cleaning solvents • Absorbs contaminants • Close tolerance specifications for perfect bore fit • &hellip