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Precision Tools - Ring Gages

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Spi Ringmaster - ...For Every Machine Shop The New Concept In Master Setting Rings 

• Guaranteed to ±.0001" accuracy. Extra long gaging length - 10 micro finish or better
• Hardened, 58 - 60 Rc
• Lightweight and feature color coded aluminum heat shield
• Increase ˘at the machine÷ reliability without time consuming inspection setups
• Ideal setting rings for dial bore gages, groove gages, air gages, inside micrometers, vernier calipers, etc.
• For true accuracy in setting any applicable internal checking device

Servicing Industry Since 1968

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