WHILE CUTTING A PIECE OF ELECTRICAL TAPE, THE UTILITY KNIFE SLIPPED & LACERATED HIS LT HAND, MIDDLE FINGER, DISTAL END. LACERATION WAS 1""LONG & REQUIRED SUTURES TO CLOSE. THE TAPE BEING REPAIR ED IS USED BY SHOOTERS TO MEASURE HOLE DEPTHS LOADING OF HOLES FOR BLASTING. HE WAS HOLDING THE ELECTRICAL TAPE IN LT. HAND BETWEEN THUMB & THE PALM OF HAND.