??Contour Duplication Gauge Bundle ? Designed for craftsman of all skill our contour gauge with lock systems are made for measuring tough shapes, such as pipes or flooring corners, so you can ensure better accuracy during cuts and finishes. ??Quickly, Accurately Measure Irregular Spaces ? More accurate than measurement tools with fixed points, such as rulers, our contour gauge profile tools can be used for DIY building, plumbing, woodworking, flooring, or even HVAC heating and air. ?? Aluminum Core and Locking Lever ? WAK contour duplication gauges are built with a strong aluminum core and easy-to-use metal lock levers to help you measure tough angles more quickly and then repeat those results when cutting or designing. ??Precision Duplicator Guide Sizes ? Crafted with a heavy-duty ABS plastic our 5? and 10? contour gauges can lock in corners, edges, and fixtures on wood, carpeting, pipes, and other materials with improved accuracy thanks to sturdy gauge teeth. ??Multipurpose Laser Level ? Every contour duplication gauge with lock set also comes with a multipurpose laser level with built-in bubble level and measuring tape, as well as three quick adjustments, for faster and more precise measurements.