• Mitutoyo 145-185 Internal Micrometer
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Mitutoyo 145-185 Internal Micrometer

Mitutoyo 145-185 Internal Micrometer

Mitutoyo 145-185 Internal Micrometer is a precision bore-measuring instrument designed for accurate internal diameter measurement, sourced direct from Korea.

Key features

  • Internal micrometers are essential tools in machining, toolmaking, and quality control environments where verifying bore sizes, cylinder bores, and housing fits to tight dimensional requirements is critical
402-2125 145-185 (5-30) | Measurement Range: 5~30 | Minimum Scale: 0.01 | Tolerance: ±5
402-2134 145-186 (25-50) | Measurement Range: 25~50 | Minimum Division: 0.01 | Accuracy: ±6
402-2143 145-187 (50-75) | Measurement Range: 50~75 | Minimum Division: 0.01 | Accuracy: ±7
402-2152 145-188 (75-100) | Measurement Range: 75~100 | Minimum Division: 0.01 | Accuracy: ±8
402-2161 145-189 (100-125) | Measurement Range: 100~125 | Minimum Division: 0.01 | Accuracy: ±9
402-2170 145-190 (125-150) | Measurement Range: 125~150 | Minimum Division: 0.01 | Accuracy: ±9
402-6608 145-191 (150-175) | Measurement Range: 150~175 | Minimum Division: 0.01 | Accuracy: ±10
402-6617 145-192 (175-200) | Measurement Range: 175~200 | Min Division: 0.01 | Accuracy: ±10
Measuring InstrumentsMitutoyo
8 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Mitutoyo 145-185 Internal Micrometer

Brand Mitutoyo·Measuring Instruments

Available part numbers (8)

402-2125, 402-2134, 402-2143, 402-2152, 402-2161, 402-2170, 402-6608, 402-6617

How to order

Send the Mitutoyo part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
402-2125145-185 (5-30) | Measurement Range: 5~30 | Minimum Scale: 0.01 | Tolerance: ±5
402-2134145-186 (25-50) | Measurement Range: 25~50 | Minimum Division: 0.01 | Accuracy: ±6
402-2143145-187 (50-75) | Measurement Range: 50~75 | Minimum Division: 0.01 | Accuracy: ±7
402-2152145-188 (75-100) | Measurement Range: 75~100 | Minimum Division: 0.01 | Accuracy: ±8
402-2161145-189 (100-125) | Measurement Range: 100~125 | Minimum Division: 0.01 | Accuracy: ±9
402-2170145-190 (125-150) | Measurement Range: 125~150 | Minimum Division: 0.01 | Accuracy: ±9
402-6608145-191 (150-175) | Measurement Range: 150~175 | Minimum Division: 0.01 | Accuracy: ±10
402-6617145-192 (175-200) | Measurement Range: 175~200 | Min Division: 0.01 | Accuracy: ±10

Need a different model, or a part not listed here? Send us your parts list →

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