INJURED WAS CHECKING FOR SUCTION ON THE LEFT DRILL POT WHEN HE ACCIDENTLY HIT THE WRONG LEVER. HE WAS TRYING TO DROP THE MAST BUT HIT THE DRILL STEEL CLAMP LEVER. IT PINCHED HIS WRIST AND TOP OF HIS HAND. HE WAS TRANSPORTED TO BOONE MEMORIAL WHERE HE RECEIVED 11 STITCHES. HE RETURNED TO WORK THE NEXT DAY.