Central 6456, Brake Drum Wear Gauge - 6-14 1/4"

• Contacts are pointed
• Features Inch and Metric Scales
• Range: 6-14.25" (150-360mm)
• Grad.: 1/32" (1mm)

Use this to pre-inspect scored brake drums.  This can determine if they can be safely machined.  It's definitely a must for every work station.