Features and Benefits:

• 16.5" Digital Brake Drum Gauge measures wear dimension of the brake drum (range: 3 in. - 16.5 in.)
• Preset at 1-1/2" depth with indicators for .5" and 1"
• Manual power on/off
• Metric/Inch system interchange at any position
• Includes blow mold storage case

Resolution/repeatability: .0005" x 0.01mm. Zero setting at any position. Data ouput interface.