Quick Reference Training Required: Basic Training and Power Tool Training Materials: Variety of materials- wood, plastic, metals (requires the correct speed setting for the material and drill bit size ...

Star Copper continues spinning drill bit in Canada Star Copper (CSE:STCU) is continuing to expand its discovery at its Star Project in British Columbia, Canada, following the drilling of a third hole ...

Rotary rock drilling of rocks deploys a combined action of normal and tangential forces induced by thrust force pressing against the drill bit along with rotation of the bit, delivering the loosening ...