Stabila Magnetic Jamber Set Type 96M is the tool for commercial door installation. This set includes two magnetic spirit levels in practical lengths of 32" and 78", designed to meet the needs of professionals working on construction sites. The heavy-duty frames provide durability and reliability, ensuring they withstand the rigors of daily use. The 78" level is i for standard 80" door openings, while the 32" level fits standard door openings ly. One of the standout features of this jamber set is the strong rare-earth magnets that securely hold the levels in place, making it easy to work accurately and efficiently. Additionally, the STABILA LOCKED VIAL system s long-term accuracy, making this tool a dependable choice for those who require precise measurements regularly. Model Number: 38532