Sargent 435 Key Depth Gauge | Precision Bitting Decoder

The Sargent 435 Key Gauge is an essential diagnostic tool designed for accurately reading the depth of cuts on Sargent keys. Whether you are identifying an unknown key for duplication or verifying the accuracy of a newly cut key, this gauge provides the exact bitting information required to maintain the integrity of your master key system. Compact and durable, it is engineered to provide factory-spec readings for all standard Sargent keyways.

Professional-Grade Features & Benefits

• Precision Decoding: Instantly identifies the factory depth (0-9) of each cut on a Sargent key, eliminating guesswork and "micrometer fatigue."
• Essential for Master Keying: A vital tool for facility managers to audit existing keys and ensure they align with the original bitting charts.
• Heavy-Duty Construction: Manufactured from high-quality, wear-resistant steel to ensure the gauging steps remain accurate over years of heavy use.
  
• Pocket-Sized Portability: Designed with a slim profile and a pre-drilled hole for easy attachment to a keyring or tool lanyard.
• Sargent System Compatibility: Specially calibrated to match the unique increments and angles of the Sargent key bitting specifications.

Technical Specifications

• Model Number: 435
• Product Type: Key Depth Gauge / Bitting Decoder
• Material: Hardened Steel
• Compatibility: Standard Sargent Keyways (including 6-pin and 7-pin systems)
• Function: Decodes physical key cuts into numerical bitting codes

​