EE WAS OPERATING ROOF BOLTING MACHINE HE WAS SPINNING A 12FT CABLE BOLT WITH BOOM ROTATION FOR INSTALLATION. HE HAD HIS HAND ON THE BOLT WRENCHWHILE SPINNING THE BOLT. HIS GLOVE BECAME WRAPPE D AROUND THE BOLT WRENCH.HIS LEFT RING FINGER WAS TORN OFF AT THE MIDDLE KNUCKLE. HIS LEFT SMALL FINGER WAS FRACTURED. HE SHOULD NOT HAVE HAD HIS HANDS ON BOLT WRENCH