Master Drilling Group Limited announced earnings results for the half year ended June 30, 2021. For the half year, the company announced sales was USD 72.008 million compared to USD 57.411 million a year ago. Operating income was USD 11.772 million compared to USD 7.342 million a year ago. Net income was USD 9.104 million compared to USD 4.773 million a year ago. Basic earnings per share from continuing operations was USD 0.06 compared to USD 0.032 a year ago.