PinPoint ® is a proven, reliable method for locating buried duct. The PinPoint ® wire is encased in HDPE providing a corrosion resistant conductor. Ideal for plow, open trench or directional bores. It is extremely functional at a wide range of frequencies, compatible with industry standard locating equipment. No special tools are required to couple the duct and the PinPoint ® wire — current coupling methods can be utilized.