Complex sentence: After collecting data from thousands of bit runs, Hughes introduced the first comprehensive guides to efficient drilling practices in 1960; 1964 saw the introduction of the X-Line rock bits, combining new cutting structure designs and hydraulic jets.
Split into simpler sentences: After collecting data from thousands of bit runs, Hughes introduced the first comprehensive guides to efficient drilling practices in 1960. The year 1964 saw the introduction of the X-Line rock bits, combining new cutting structure designs and hydraulic jets.