Rock bolt with information display region

A rock bolt arranged for installation within a bore formed in rock strata, the rock bolt comprising:

• an elongate shaft having a leading end for installation into the bore and a threaded trailing end arranged to project from an open end of the bore;
• an internally threaded nut attached at the trailing end arranged to mount a rock plate against a surface of the rock strata, the nut having an axially forward facing contact face arranged for positioning opposed to the rock plate and an axially rearward facing exposed face;
• and
• a recessed portion extending axially inward from the exposed face and defining an axially rearward facing display face being axially recessed relative to the exposed face.