The family of Throop sealed friction bearing bits, includes both slimhole and standard TCI & Mill tooth tricone drill bits has gained significant field experience over the last decade, making our bits a trusted choice amongst industry professionals worldwide. Throop's generation two bearing package, featuring silver plated thrust washers and bushings, proprietary seal compounds, specially formulated bearing lubricant, and robust grease compensation system come standard on each product.
Silver plated journal bearing bushings, washers, and bearings coupled with advanced journal design increases reliability and bearing life in high RPM or high WOB applications
Generous application of hard-metal on Mill tooth cones, including cone shell and complete tooth coverage combined with a robust and aggressive cutting structure delivers higher ROP and efficiency
Compact spacing and formation specific inserts on all TCI bits create a durable efficient cutting structure to optimize ROP
Reinforced shirttail to maximize seal protection and provide stability in horizontal wells. Tungsten carbide inserts placed strategically in legs minimize wear
Full hole or Tri-jet circulation
Available in TCI and Milltooth
Wide range of applications, including drilling, completion, coiled tubing, and HDD
For all motor and rotary applications
For soft to hard formations with transition zones
Available in diameters from 3-5/8" to 8-3/4""
AMERICAN MADe SINCE 1947
Committed to providing industry-best customer service, on-time delivery and bit durability.