The MTLD-GAUGE tool is specifically crafted to simplify wear measurement checks for the MTLD mass timber lifting device. This tool is instrumental in verifying internal rim width (h_max) and lip thickness (m_min). Users are required to measure additional dimensions using calipers or suitable alternatives. Notably, the MTLD-GAUGE features a steel construction, ensuring precise measurements and long-lasting durability in its application alongside the MTLD mass timber lifting device.