Relton REL-GRT-12-6 3/4" x 4" Groove V-Tip

Percussion or rotary-only, the Groo-V Tip bit makes holes in almost all materials! Engineered for drilling hard materials, these specialized Ram Tip Bits have a serrated carbide tip, which penetrates faster - up to 50% faster than standard masonry bits! (A drill press-supported drill motor is recommended for drilling hard metal.)
Diameter: 3/4""
Overall Length: 6""
Drilling Depth: 4"