Profile: Border City Tools offers carbide tools. We offer quality conical cutter bits ideal for construction and foundation drilling. Our construction bits are resistant and sold at competitive prices. We supply reliable construction bits made of high quality steel reinforced with carbide tips for good wear-resistance. Our drilling and excavating tools replacement bits are widely used in the construction industry. They help facilitate the drilling and removal of earth and rock. This is a vital part in the construction process. Our company understands how valuable your drilling equipment can be, for this reason we offer durable replacement bits. These cutter bits can be used in a variety of surfaces. The reinforced structure of these parts makes them ideal for drilling into rocks.