The Brake Force Drum Gage Digital Caliper 6-14.250" Range - Central Tools

The Central Tools 6469A Brake Force Drum Gage Digital Caliper is a high-precision instrument engineered for professional automotive and industrial technicians. This specialized digital caliper is designed to deliver accurate internal diameter measurements of brake drums for a wide range of passenger cars and light commercial vehicles, ensuring precise assessments critical for maintaining compliance with OEM specifications and optimizing shop efficiency.

Key Features

• Wide Measurement Range: Accurately measures internal diameters from 6 to 14.250 inches (150–360 mm), accommodating a broad spectrum of brake drums encountered in professional service for both passenger and light-duty trucks.
• Digital Precision: Equipped with Swiss electronics, this professional brake drum caliper provides clear, reliable readings with a 0.001-inch (0.01 mm) resolution. This precision is essential for checking wear, machining allowance, and service limits.
• Brake-Specific Design: Features hardened steel conical contact points, ensuring positive and repeatable contact on the drum surface for consistent measurements across various drum conditions, including scored or unscored surfaces.
• Consistent Positioning: A 3.25-inch arm depth and selectable depth stops facilitate precise and repeatable tool positioning within the drum, which is crucial for comparable measurements.
• Dual Measurement Units: Easily switch between inch and metric displays to support diverse OEM specifications and streamline shop documentation requirements.

Applications

This professional brake drum caliper is an indispensable tool for:

• Measuring internal brake drum diameters during routine inspections, service, and post-machining verification to uphold safety and performance standards.
• Assessing drum wear against OEM specifications to accurately determine whether a drum can be safely reused, requires machining, or necessitates replacement.
• Supporting documentation for critical tasks such as state inspections, comprehensive fleet maintenance programs, and warranty claim processing.
• Essential for automotive repair shops, dedicated brake specialty shops, and industrial maintenance departments where accurate brake drum measurements are paramount.

Specifications

• Manufacturer: Central Tools
• Model: 6469A
• Measurement Range: 6"–14.250" (150–360 mm)
• Resolution: 0.001" (0.01 mm)
• Arm Depth: 3.25"
• Weight: 4 lb