Profile: Lone Star Bit, Inc. is engaged in the manufacture of shallow well drilling rigs, mud rotary drilling systems and custom drill bits. We also build custom drag bits. We make reamers, stabilizers, step bits, chevron bits and scratcher bits. We also supply button bits, roller cone bits and pilot bits. We offer bits and drill rods for directional drilling. In addition to drill bits, we also market water well drilling supplies and equipment.