EMPLOYEE WAS HITTING THE BELT SKIRT TO PUT IT BACK ON THE INSIDE OF THE CONVEYOR BELT. HE WAS USING A HAMMER, HOLDING THE HEAD AND USING THE HANDLE TO HIT BELT SKIRT. HE DID NOT PAY ATTENTION TO WHERE HIS HAND WAS AND STRUCK HIS 4TH FINGER ON HIS RIGHT HAND ON THE ROLLER FRAMEWORK REQUIRING 9 SUTURES.