Features:1. Brick liner has a spring loaded clip to securely clamp the brick, which provides bricklayers with a quick way to run accurate brick lines.2. You can install a solid rubber pad on the brick. The rubber pad grips the brick tightly and does not need to maintain tension during installation.3. The characteristic is that the accurant line slot is in the outer jaw, and the brick wire can easily run around the inner and outer corners.4. Entitled with practical adoptability, such leveling tool's high quality can keep its high performance for a long time.5. Via accuracy craft by many experts, such a hand tool is entitled with high performance according to strict rule.Spec:Item Type: Brick liner Material: PlasticColor: RedSize: Approx. 16.4 x 6.4 x 4.5cm / 6.46 x 2.52 x 1.77inApplication: It is suitable for the positioning of hydraulic wallworkers. It is characterized by accurant wire on the outer jaw, and the brick wire can easily run around the inner and outer corners.Package List:2 x Brick LinerNote:Manual measurement, due to manual measurement, please allow 1-3mm error. Thanks for your understanding.