Fowler 74-150-050-0 EZ-Drum Reach Electronic Brake Drum Gage

Features:

• 4" - 18.7" / 100 - 475 mm capacity (internal measurements)
• Inch / metric / fraction conversion
• The included 4" setting master and 4" drum preset (101.60 mm) ensure accurate internal measurements.
• Floating zero sets zero anywhere
• Hold function
• Resolution: 0.0005" / 0.01 mm / fractions in 1/64th" increments
• Accuracy: 0.005" / 0.13 mm
• Dust, water and oil resistant to IP54 standards RS232 output for direct computer connection
• Beam has vernier scale to double check reading
• Conversion chart on back of main carriage
• Steel conical contact points
• Carriage lock screw
• Includes fitted case