EMPLOYEE WAS REMOVING THE MAST A FRAME SUPPORT FROM A DRILL. HE HOOKED A DOUBLE CHAIN SLING TO THE MAST A FRAME SUPPORT AND THE OTHER END TO THE SHOP CRANE. HE WAS HOLDING THE CHAIN WITH HIS L EFT HAND TO KEEP THE SLACK OUT OF THE SLING. AS THE CRANE WAS BEING HOISTED THE SLING TWISTED AND CAUGHT THE EMPLOYEE'S LEFT MIDDLE FINGER BETWEEN THE SLING LEGS.