Bestlink Rock Mining Exploration Long Hole Drilling Shank Adapter Striking Bars Rock drill brands: Atlas Copco, Tamrock, Ingersoll Rand, Boart Longyear, Furukawa, Montabert, Soonsan, Everdigm, others.Thread models: R25, R28, R28, R32, R32, R35, R35, R38, T38, T45, T51, ST58, GT60, ST68.