Boart Longyear Launches Stingray™ Diamond Bit for Down Hole Motor and Full Face Drilling
Designed and manufactured in the U.S.A. for downhole motor (DHM) and full-face drilling, the Stingray bit features a durable cutting-edge crown design. SALT LAKE CITY, UT, UNITED STATES, December 8, 2025 /EINPresswire.com/ -- Boart Longyear, the global …