One of the more popular series of the Rough Rider knives is the Coal Miner knife. There are a variety of types of Rough Rider Coal Miner knives ranging from the hawbill, electrician, trapper, and lockback. These knives feature inlay shields and black handles. The blades are etched “Coal Miner”. The hawkbill measures 4″ closed, the electrician 3 3/4″ closed, the trapper 4 1/8″ closed, and the trapper 3 3/4″ closed. Do you have another favorite brand of coal miner series knife?