DrillBitWarehouse Left-Hand Drills and Extractors are all proudly made right here in the USA with the Spiral Left-handed drills being special Hi-Molybdenum Tool Steel or Hi-Carbon Steel for the Extractors.
Super high production and high quality end the best of the best. these are not box store quality. these are professional tooling used right will exceed any and all standards.
Tested and true. These bits are up for the challenege.