Gain more footage and better bit performance with Kondex Drill Defender cobble bits. The bits have patent-pending laser-cladding-additive wear protection. Beyond the tungsten carbide laser cladding, the bits feature a splined connection, two or three fluid ports and numerous carbides along the carving edge to amp up the performance for mid-size rigs. From clay to solid rock, users have noticed longer life, better steering capabilities, and all-around better performance in all categories with minimal wear. The bits have achieved 10 times more footage per bit compared to other bits. 920-238-2915; www.kondexparts.com