Redding - Carbide Size Button Kit Size:6mm (48242) you can quickly hit close-range

you can quickly hit close-range targets without any fuss

This tight fit ensures straight-line (co-axial) seating

5″ with a FLAT back to accommodate flat surfaces

Finished off with a brass tip

But the replacement O rings come in 3 sizes

Redding - Carbide Size Button Kit Size:6mm (48242) you can quickly hit close-rangeMake inside neck sizing smoother and easier without lubrication. Now you can upgrade your die sets with a carbide size button kit. Available for bottleneck cartridges 20 thru 338 cal. The carbide size button is free floating on the decap rod allowing it to selfcenter in the case neck. Kits contain: carbide size button, retainer and spare decapping pin. These kits also fit all Type S dies.