IS Testing, Measuring & Inspection

Freer Tool & Supply is your trusted distributor for IS brand testing, measuring, and inspection tools—engineered for accuracy, reliability, and repeatable results in manufacturing, machining, and quality control environments. Our comprehensive selection includes micrometers, calipers, dial indicators, test gauges, hardness testers, surface roughness testers, and specialty inspection instruments designed to meet the needs of technical professionals and industrial buyers.


Fowler NA55525260060 4? Extension 4-48 Thread ?52-526-006-0

Fowler NA55525260060 4? Extension 4-48 Thread ?52-526-006-0

SKU: FTS-NA55525260060
MPN: 52-526-006-0

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Fowler NA55525260070 6? Extension 4-48 Thread ?52-526-007-0

Fowler NA55525260070 6? Extension 4-48 Thread ?52-526-007-0

SKU: FTS-NA55525260070
MPN: 52-526-007-0

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Fowler NA55525260110 1? Extension M2.5 Thread ?52-526-011-0

Fowler NA55525260110 1? Extension M2.5 Thread ?52-526-011-0

SKU: FTS-NA55525260110
MPN: 52-526-011-0

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Fowler NA55525260120 1-1/2? Extension M2.5 Thread ?52-526-012-0

Fowler NA55525260120 1-1/2? Extension M2.5 Thread ?52-526-012-0

SKU: FTS-NA55525260120
MPN: 52-526-012-0

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Fowler NA55525260130 2? Extension M2.5 Thread ?52-526-013-0

Fowler NA55525260130 2? Extension M2.5 Thread ?52-526-013-0

SKU: FTS-NA55525260130
MPN: 52-526-013-0

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Fowler NA55525260150 3? Extension M2.5 Thread ?52-526-015-0

Fowler NA55525260150 3? Extension M2.5 Thread ?52-526-015-0

SKU: FTS-NA55525260150
MPN: 52-526-015-0

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Fowler NA55525260160 4? Extension M2.5 Thread ?52-526-016-0

Fowler NA55525260160 4? Extension M2.5 Thread ?52-526-016-0

SKU: FTS-NA55525260160
MPN: 52-526-016-0

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Fowler NA55525260170 6? Extension M2.5 Thread ?52-526-017-0

Fowler NA55525260170 6? Extension M2.5 Thread ?52-526-017-0

SKU: FTS-NA55525260170
MPN: 52-526-017-0

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Fowler NA5552646600 Model 52-646-600 - 4" - 12" Range, 0.0005" Graduation Bore Gage Set

Fowler NA5552646600 Model 52-646-600 - 4" - 12" Range, 0.0005" Graduation Bore Gage Set

SKU: FTS-NA5552646600
MPN: 52-646-600-0

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Fowler NA5552664609 Model 52–664–609–10x Power - Optical Comparator Set

Fowler NA5552664609 Model 52–664–609–10x Power - Optical Comparator Set

SKU: FTS-NA5552664609
MPN: 52-664-609

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Fowler NA5554100512BT 54-100-512-BT CALIP

Fowler NA5554100512BT 54-100-512-BT CALIP

SKU: FTS-NA5554100512BT
MPN: 54-100-512-BT

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Fowler NA5554101200 Model 54-101-200-0 - 8"/200 mm - Electronic Caliper

Fowler NA5554101200 Model 54-101-200-0 - 8"/200 mm - Electronic Caliper

SKU: FTS-NA5554101200
MPN: 54-101-200-1

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Fowler NA55541019001 12" X-TRA-VALUE CAL

Fowler NA55541019001 12" X-TRA-VALUE CAL

SKU: FTS-NA55541019001
MPN: 54-101-900-1

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Fowler NA5554110512 Model 54-110-512-0 - 15"/400 mm - Ultralight IV Electronic Caliper

Fowler NA5554110512 Model 54-110-512-0 - 15"/400 mm - Ultralight IV Electronic Caliper

SKU: FTS-NA5554110512
MPN: 54-110-512-0

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Fowler NA5554110524 Model 54-110-524-0 - 24"/600 mm - Ultralight IV Electronic Caliper

Fowler NA5554110524 Model 54-110-524-0 - 24"/600 mm - Ultralight IV Electronic Caliper

SKU: FTS-NA5554110524
MPN: 54-110-524-0

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Fowler NA5554110540 Model 54-110-540-0 - 40"/1000 mm - Ultralight IV Electronic Caliper

Fowler NA5554110540 Model 54-110-540-0 - 40"/1000 mm - Ultralight IV Electronic Caliper

SKU: FTS-NA5554110540
MPN: 54-110-540-0

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Fowler NA5554115246BT USB Blue Tooth Reciever ?54-115-246-BT

Fowler NA5554115246BT USB Blue Tooth Reciever ?54-115-246-BT

SKU: FTS-NA5554115246BT
MPN: 54-115-246-BT

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Fowler NA5554115526 Model 54-115-526-0 Proximity Cable with Serial Connection-USB

Fowler NA5554115526 Model 54-115-526-0 Proximity Cable with Serial Connection-USB

SKU: FTS-NA5554115526
MPN: 54-115-526-0

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Fowler NA5554115527 Model 54-115-527-0 Proximity Cable with Serial Connection-RS232

Fowler NA5554115527 Model 54-115-527-0 Proximity Cable with Serial Connection-RS232

SKU: FTS-NA5554115527
MPN: 54-115-527-0

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Fowler NA55541750121 54-175-012-1 HT GAGE

Fowler NA55541750121 54-175-012-1 HT GAGE

SKU: FTS-NA55541750121
MPN: 54-175-012-1

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