TERELION – MI6 – 172MM CV B/B 9G 18/18 3 FH T – DTH BIT – 6 3/4″ – Convex 50lbs
TERELION – MI6 – 172MM CV B/B 9G 18/18 3 FH T – DTH BIT – Drilling Rig – 50lbs. MI6 – 6″ MI Shank. X – Convex Face Design. High Performance Drill Bit Warrior. 3 – Number of Flushing Holes.