Contour Gauge with lock (10inch+5inch)

METAL LOCKING MECHANISM - Featuring an alloy lock-in wrench, simply pull to lock for easy shape retrieval. This mechanism is suitable for various contour tracing needs and is more durable compared to plastic locks. It is designed to maintain its original shape without deformation, helping you accurately replicate and transfer shapes to your desired location. ADJUSTABLE TIGHTNESS -You don't need to worry about our Contour Gauge Tool being too loose or too tight, especially after multiple uses; the included allen wernch allows you to adjust the tightness of the plastic pins according to your personal preferences. EASY TO USE - Our super gauge tool makes it easy to replicate any shape, whether you're a professional or a DIY enthusiast. Just remember three simple steps: Copy it. Lock it. Trace it. You just press the contour gauge on one of the shapes, Trim the outline, and cut it into shape.it can be used to measure the shape of irregular objects, an instant template for marking pre