These gauges are used for checking holes, slots, and grooves for tolerance compliance. The GO pin ensures the part meets the minimum material condition, while the NOT GO pin checks the maximum material condition.

Key Features:

• GO/NOT GO pairs for quick acceptance testing

• Precision lapped for consistent size and finish

• Available in steel and carbide options

• Conforms to ISO 1938 and BS 969 standards

• Engraved identification for easy traceability

Technical Details:

• Range: 0.5 mm to 25 mm

• Hardness: 58–62 HRC

• Accuracy: ±0.5 µm

• Supplied with calibration certification

Applications:

• Checking bore tolerances

• Mass production inspection

• Automotive and aerospace machining

Benefits:Enables quick go/no-go decisions on production lines, improving inspection speed and reliability.