Core Bit 1 3/8 Core Bit Core Bit 1 3/8″ segment nano stone core bit Core Bit 1 3/8″ x 5/8″ – 11 Dry stone core bit with braze bar Core Bit 1″ Core Bit/T-Seg/Dry With Brazing Core Bit 2″ Segmented Slayer Stone Core Bit Core Bit 3 1/2″ Segmented Slayer Stone Core Bit Core Bit 3″ Segmented Slayer Stone Core Bit Core Bit 3/4″ Core Bit/T-Seg/Dry With Brazing (SLAYER) Core Bit 4″ Segmented Slayer Stone Core Bit Core Bit Core bit/T-seq/dry w/vacuum brazing 3/8 Core Bit Diamond Core Bit 1 1/4