LOCKING FUNCTION - With its two clamping knobs for attaching, this lockable contour copier keeps the contour conforming to the original shape in place without shifting or warping, allows the gauge to be moved and the shape to be traced easily on any surface SAVE TIME FOR CUTTING - This profile copier makes it easy and quick to copy complex shapes and irregular profiles to reproduce an accurate cutting template on tiles, parquet, laminate flooring, rugs, carpets, linos... plus loss of materials LARGE SIZE FOR WIDE APPLICATION - With its length of 250 mm and width of 120 mm, this contour duplication gauge ensures perfect installation at corners, frames, mouldings, heating pipes, door frames, ideal for marking and checking dimensions SIMPLE, PRECISE AND CONVENIENT - Allows you to copy the perfect shape in 3 simple steps of pressing, ...