The Charles Machine Works, manufacturer of Ditch Witch underground construction equipment, has acquired 100-percent ownership of HammerHead Trenchless Equipment, manufactured by Earth Tool Co. LLC of Oconomowoc, Wis. This acquisition makes ETC a wholly owned subsidiary of CMW. Hammerhead is a global leader in the design and manufacture of piercing tools, bursting systems, pneumatic hammers and horizontal directional drill tooling.

“Our decision to acquire HammerHead/ETC was based on our long-term, strategic commitment to grow our core business,” said Tiffany Sewell-Howard, CEO of CMW. “We plan to fully leverage HammerHead’s products and expertise to strengthen our position in the water and sewer rehabilitation markets globally.”

“Both companies have spent years developing customer confidence in our brands,” said Brian Metcalf, CEO of ETC. “Joining together reaffirms a commitment customers can depend on.”

The Charles Machine Works, Perry, Okla., specializes in the design and manufacture of underground construction equipment, including trenchers, vibratory plows, pneumatic piercing tools, backhoes, electronic tracking and locating tools, horizontal directional drilling systems, drill pipe, downhole tools, vacuum excavation systems, excavator-tool carriers, mini skid steers and the Zahn family of power utility equipment.

HammerHead Trenchless Equipment, manufactured by Earth Tool Company, includes piercing, bursting and ramming products used by contractors to install or replace fiber, communication, water, sewer and gas lines with minimal disruption to above-ground landscapes, structures and traffic flow. For more information on HammerHead Trenchless Equipment, visit