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- Can be easily held to inspect bores and hole sizes without removing the workpiece
- An adjustable range screw and two centralizing plungers provide accurate, three-point contact for tool alignment in larger bores
- All contacts and centralized plungers are of hardened tool steel for wear and spring-loaded for sensitivity
- The housing and knurled handle are aluminum for light weight and good balance
- Dial indicators have jewel bearings for sensitivity
- Furnished in finished wood case
- Bore depths are also available up to 12 (300mm) in 1 (25mm) increments on special order
- Also available with carbide contacts or electronic indicators with output capability on special order
