
Calibrate your Leitech COMBI Gage for depth with the Calibration Master.
Simply dial in the thread pitch on the master, and calibrate the depth measuring scale.
Depth Calibration Procedure - Standard and Hi-Res Leitech COMBI Gages
Digital DIGI COMBI Gage - Change and Depth Calibration
Leitech DMG - How to Change Gage Members

Over 30 years of helping Tier 1 Aerospace and Automotive shops eliminate "measurement lag" and reclaim machine capacity.

The Problem: Traditional shops waste thousands of dollars on "static" gages—buying a new one for every single depth requirement. This ties up capital and clutters the quality lab.
The Leitech Solution: Because a single COMBI gage is adjustable across its entire range, it does the work of an entire drawer of conventional tools.

The Problem: The "Two-Step" method (thread plug followed by a depth gage) is a production bottleneck. On high-hole-count parts like engine blocks or manifolds, those extra seconds add up to hours of lost time.
The Leitech Solution: Our "Single Operation" system verifies thread size and functional depth simultaneously.

The Problem: To "be safe," many shops drill and tap 15%–40% deeper than the blueprint requires. This "ghost depth" kills tool life and wastes expensive spindle time.
The Leitech Solution: Precision depth monitoring at the machine allows your operators to hit the exact spec every time—no more "guessing" and over-tapping.
By consolidating two steps into one, the COMBI system practically pays for itself in labor savings within the first few weeks of use.
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