Description:

- 【Design】Features a two part overlapping plate system with a calibrated base in millimeters and a transparent top plate marked with crosshair for alignment

- 【Measurement】Equipped with XY axis rulers offering ±1 mm (±0.04 in) accuracy and ±0.5 mm (±0.02 in) resolution; measures horizontal gaps up to ±20 mm (±0.79 in) and vertical gaps up to ±10 mm (±0.38 in)

- 【Convenience】Redesigned mounting posts allow for easy assembly without glue or complicated steps, ensuring quick setup and stable

- 【Durability】Constructed from acrylic materials, providing good durability, stability, and visibility for reliable crack

- 【Application】Ideal for tracking wall cracks and changes over time, making it a practical tool for accurate structural assessment in construction or renovation projects

Specification:

- Material: Acrylic

Size Chart:

Package Size: 15cmx15cmx3cm/5.91inchx5.91inchx1.18inch

Package Includes:

1 Set Crack

Note:

Please allow slightly errors due to manual measurement and different s.