Computer hardware, software and sensors for use in connection with the design of drill bits, modeling, simulation, testing and analysis of drill bit and rock drilling tool performance, recordation and reporting of data and drilling variables and selection and performance of drill bits, rock drilling tools and equipment; computer hardware.

Earth boring equipment, namely, drill bits and earth boring tools for mining, constructions and oil and gas exploration and recovery, all being used with earth boring machines or drilling rigs; rock drilling equipment and tools, namely, drill bits and cutters, drill rods, shanks and shank adapters.

Computer hardware, software and sensors for use in connection with the design of drill bits, modeling, simulation, testing and analysis of drill bit and rock drilling tool performance, recordation and reporting of data and drilling variables and selection and performance of drill bits, rock drilling tools and equipment; computer hardware.