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Precision Measuring

Precision Measuring

Insize Precision Measuring & Inspection Tools

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L. DeWitt McCarter is an authorized Insize distributor. This department carries the Insize 2026 US line — hand measuring tools, gage blocks and thread gages, and inspection equipment from microscopes to hardness and torque testers — each listed under its Insize part number. Have the part number? Type it in the search bar (for example 1108-150) to land on the exact tool. Otherwise, pick a category below.

Hand Measuring Tools

Gages, Standards & Layout

Inspection & Test Equipment

Optical & Video InspectionMicroscopes, magnifiers, profile projectors, vision measuring systems, borescopes and videoscopes.Surface Roughness & Coating ThicknessRoughness testers and probes, roughness specimens, coating thickness gages.Ultrasonic Thickness & Flaw DetectionUltrasonic thickness gages, transducers, couplant and flaw detector.Hardness Testers & Test BlocksLeeb, Rockwell, Brinell, Vickers and Shore testers, durometers and certified test blocks.Force & Material TestingForce gages, spring testers, tension gages, test stands, universal testing machines, metallography.Torque Wrenches & TestersDigital, dial and preset torque wrenches, torque testers, multipliers and heads.Weights & ScalesCalibration weights and weight sets (classes E2, F1, F2, M1), weighing, counting and crane scales.Testing & Specialty InstrumentsSound, light, moisture, temperature and humidity meters, tachometers, multimeters, gloss meters.

Setup, Data & Accessories

Choosing the right tool

If you need to…Start withShop
Check an outside diameter or length at the machineDigital caliper, then an outside micrometer for tighter toleranceCalipers · Micrometers
Measure a bore or internal diameterThree-point internal micrometer, dial bore gage or telescoping gageBore & Inside Measurement
Check runout, flatness or alignmentDial or digital indicator on a magnetic stand; dial test indicator for tight spotsIndicators & Test Indicators · Stands, Holders & Accessories
Accept or reject a threaded partGO and NO GO thread ring or plug gages; 3-wires for pitch diameterThread Gages & Thread Measurement
Calibrate or zero your own toolsGage blocks, setting rings, micrometer setting standards, pin gagesGage Blocks, Pins & Setting Standards
Inspect small features without contactMeasuring microscope, profile projector or vision measuring systemOptical & Video Inspection

Before you order

  • Insize ranges are listed in inch and metric; most digital tools switch between the two.
  • ISO 17025 calibration certificates are available as separate part numbers on the 1108 digital calipers, 1311 dial calipers and 2307 dial indicators (CAL suffix), and on request for those series. Gage blocks, thread gages, setting rings and other standards list a manufacturer inspection certificate where Insize supplies one.
  • Wireless (WL) tools need a receiver; data-output tools need the matching cable. Both are under Data Collection & Wireless.
Need help choosing or a volume price?
Send the Insize part number or the size you need to measure and the quantity — we reply the same day. (210) 494-1997 · [email protected]
Request a Quote
  • Insize ISU-T13 precision measuring tool

    Insize ISU-T13 – Transducer

    Insize

    $912.00
    Insize ISU-T13 – Transducer
    ISU-T13
    SKU:
    ISU-T13
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    0.63 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISU-T13
    Product Family:
    Precision Measuring Tools
    Supplier Category Code:
    B
    EAN:
    6928640324758
    Package Weight:
    0.63 lb
    Package Length:
    5.51 in
    Package Width:
    3.35 in
    Package Height:
    2.56 in
    Feature 1:
    Frequency: 5.0MHz
    Feature 2:
    Diameter: .51'DIA
    Feature 3:
    Measuring Range: .12-3.94'
    Feature 4:
    Optional Accessory
    $912.00
  • Insize ISV-1H4170 precision measuring tool

    Insize ISV-1H4170 – Rigid Borescope, 0° View, 6.85IN

    Insize

    $1,287.25
    Insize ISV-1H4170 – Rigid Borescope
    ISV-1H4170
    SKU:
    ISV-1H4170
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    2.63 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4170
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323751
    Package Weight:
    2.63 lb
    Package Length:
    14.57 in
    Package Width:
    6.5 in
    Package Height:
    3.94 in
    Feature 1:
    Length 6.85'. View direction 0°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $1,287.25
  • Insize ISV-1H4173 precision measuring tool

    Insize ISV-1H4173 – Rigid Borescope, 30° View, 6.85IN

    Insize

    $1,421.20
    Insize ISV-1H4173 – Rigid Borescope
    ISV-1H4173
    SKU:
    ISV-1H4173
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    2.46 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4173
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323768
    Package Weight:
    2.46 lb
    Package Length:
    14.29 in
    Package Width:
    5.24 in
    Package Height:
    3.94 in
    Feature 1:
    Length 6.85'. View direction 30°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $1,421.20
  • Insize ISV-1H4177 precision measuring tool

    Insize ISV-1H4177 – Rigid Borescope, 70° View, 6.85IN

    Insize

    $1,421.20
    Insize ISV-1H4177 – Rigid Borescope
    ISV-1H4177
    SKU:
    ISV-1H4177
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    2.31 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4177
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323775
    Package Weight:
    2.31 lb
    Package Length:
    14.17 in
    Package Width:
    5.51 in
    Package Height:
    3.74 in
    Feature 1:
    Length 6.85'. View direction 70°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $1,421.20
  • Insize ISV-1H4300 precision measuring tool

    Insize ISV-1H4300 – Rigid Borescope, 0° View, 11.89IN

    Insize

    $2,659.05
    Insize ISV-1H4300 – Rigid Borescope
    ISV-1H4300
    SKU:
    ISV-1H4300
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    3.36 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4300
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323799
    Package Weight:
    3.36 lb
    Package Length:
    17.72 in
    Package Width:
    7.48 in
    Package Height:
    3.54 in
    Feature 1:
    Length 11.89'. View direction 0°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $2,659.05
  • Insize ISV-1H4303 precision measuring tool

    Insize ISV-1H4303 – Rigid Borescope, 30° View, 11.89IN

    Insize

    $2,858.55
    Insize ISV-1H4303 – Rigid Borescope
    ISV-1H4303
    SKU:
    ISV-1H4303
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    3.36 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4303
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323805
    Package Weight:
    3.36 lb
    Package Length:
    17.72 in
    Package Width:
    7.48 in
    Package Height:
    3.54 in
    Feature 1:
    Length 11.89'. View direction 30°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $2,858.55
  • Insize ISV-1H4307 precision measuring tool

    Insize ISV-1H4307 – Rigid Borescope, 70° View, 11.89IN

    Insize

    $2,858.55
    Insize ISV-1H4307 – Rigid Borescope
    ISV-1H4307
    SKU:
    ISV-1H4307
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    3.25 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1H4307
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323812
    Package Weight:
    3.25 lb
    Package Length:
    17.72 in
    Package Width:
    7.48 in
    Package Height:
    3.94 in
    Feature 1:
    Length 11.89'. View direction 70°.
    Feature 2:
    Diameter .16'. Angle of view ≥60°.
    Feature 3:
    Focus distance .08', depth of view .2~4'.
    Feature 4:
    Dust/waterproof level: IP67. Can be used in the liquid with temperature -14°F~185°F.
    $2,858.55
  • Insize ISV-1HLED precision measuring tool

    Insize ISV-1HLED – LED Light Handle

    Insize

    $489.25
    Insize ISV-1HLED – LED Light Handle
    ISV-1HLED
    SKU:
    ISV-1HLED
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    0.97 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1HLED
    Product Family:
    Precision Measuring Tools
    Supplier Category Code:
    B
    EAN:
    6928640323928
    Package Weight:
    0.97 lb
    Package Length:
    10.24 in
    Package Width:
    6.69 in
    Package Height:
    2.36 in
    Feature 1:
    Power 3W. Battery 3.7V rechargeable battery (for 2 hours working).
    Feature 2:
    For rigid endoscopes ISV-1Hxx
    Feature 3:
    Optional Accessory
    $489.25
  • Insize ISV-1LED1 precision measuring tool

    Insize ISV-1LED1 – Adjustable LED Light Source

    Insize

    $5,590.75
    Insize ISV-1LED1 – Adjustable LED L
    ISV-1LED1
    SKU:
    ISV-1LED1
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    18.36 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-1LED1
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323935
    Package Weight:
    18.36 lb
    Package Length:
    22.44 in
    Package Width:
    14.17 in
    Package Height:
    11.22 in
    Feature 1:
    Color temperature 5600K. Cooling fan cooling.
    Feature 2:
    Power: AC110~220V, 50/60Hz. For rigid endoscopes ISV-1Hxx.
    Feature 3:
    High LED illumination and brightness is adjustable.
    Feature 4:
    For long time work with lower noise.
    $5,590.75
  • Insize ISV-2CAM precision measuring tool

    Insize ISV-2CAM – Camera With Display

    Insize

    $4,452.65
    Insize ISV-2CAM – Camera With Displ
    ISV-2CAM
    SKU:
    ISV-2CAM
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    13.23 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-2CAM
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640396878
    Package Weight:
    13.23 lb
    Package Length:
    20.47 in
    Package Width:
    13.78 in
    Package Height:
    12.6 in
    Feature 1:
    Sensor 1/2' CMOS, Pixel 2M.
    Feature 2:
    Resolution 1920×1080
    Feature 3:
    For rigid borescopes(part no. ISV-1Hxx)
    Feature 4:
    1080P high-definition image.
    Feature 5:
    Take pictures, saved to USB flash disk.
    Feature 6:
    Automatic white balance and exposure.
    Feature 7:
    Brightness, contrast ratio, gain are adjustable.
    Feature 8:
    Focus is adjustable.
    $4,452.65
  • Insize ISV-E10 precision measuring tool

    Insize ISV-E10 – Videoscope, IP65

    Insize

    $2,369.30
    Insize ISV-E10 – Videoscope, IP65
    ISV-E10
    SKU:
    ISV-E10
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    5.64 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E10
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323430
    Package Weight:
    5.64 lb
    Package Length:
    15.55 in
    Package Width:
    14.37 in
    Package Height:
    4.33 in
    Feature 1:
    IP65 waterproof. Diameter .22'. Pixel 0.3M. Resolution 640×480. Frame rate 30fps. Cable: length 40'
    Feature 2:
    Function: take picture, take video. File format: picture JPG, video AVI.
    Feature 3:
    Image process: brightness, contrast, color saturation.
    Feature 4:
    Memory 2G SD card. Output: TV, USB.
    Feature 5:
    Power supply rechargeable battery (for 3 hours working)
    $2,369.30
  • Insize ISV-E10-C5503 precision measuring tool

    Insize ISV-E10-C5503 – Steel Braided Videoscope Cable, Ø.22IN, Length 9.8FT

    Insize

    $1,307.20
    Insize ISV-E10-C5503 – Steel Braide
    ISV-E10-C5503
    SKU:
    ISV-E10-C5503
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    1.10 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E10-C5503
    Product Family:
    Gages and Reference Tools
    Supplier Category Code:
    B
    EAN:
    6928640349935
    Package Weight:
    1.1 lb
    Package Length:
    7.09 in
    Package Width:
    7.09 in
    Package Height:
    2.56 in
    $1,307.20
  • Insize ISV-E10-C5505 precision measuring tool

    Insize ISV-E10-C5505 – Steel Braided Videoscope Cable, Ø.22IN, Length 16.4FT

    Insize

    $1,548.50
    Insize ISV-E10-C5505 – Steel Braide
    ISV-E10-C5505
    SKU:
    ISV-E10-C5505
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    1.59 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E10-C5505
    Product Family:
    Gages and Reference Tools
    Supplier Category Code:
    B
    EAN:
    6928640349942
    Package Weight:
    1.59 lb
    Package Length:
    7.09 in
    Package Width:
    7.09 in
    Package Height:
    2.56 in
    $1,548.50
  • Insize ISV-E10-C5510 precision measuring tool

    Insize ISV-E10-C5510 – Steel Braided Videoscope Cable, Ø.22IN, Length 32.8FT

    Insize

    $2,141.30
    Insize ISV-E10-C5510 – Steel Braide
    ISV-E10-C5510
    SKU:
    ISV-E10-C5510
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    2.50 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E10-C5510
    Product Family:
    Gages and Reference Tools
    Supplier Category Code:
    B
    EAN:
    6928640349959
    Package Weight:
    2.5 lb
    Package Length:
    9.06 in
    Package Width:
    9.06 in
    Package Height:
    2.56 in
    $2,141.30
  • Insize ISV-E20 precision measuring tool

    Insize ISV-E20 – Videoscope, IP57

    Insize

    $2,215.40
    Insize ISV-E20 – Videoscope, IP57
    ISV-E20
    SKU:
    ISV-E20
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    6.08 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E20
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640323447
    Package Weight:
    6.08 lb
    Package Length:
    15.55 in
    Package Width:
    14.37 in
    Package Height:
    4.33 in
    Feature 1:
    IP57 waterproof. Diameter .47'. Pixel 0.4M. Resolution 720×682. Frame rate 30fps. Cable: length 40'
    Feature 2:
    Function: take picture, take video. File format: picture JPG, video AVI.
    Feature 3:
    Image process: brightness, contrast, color saturation.
    Feature 4:
    Memory 2G SD card. Output: TV, USB.
    Feature 5:
    Power supply rechargeable battery (for 3 hours working)
    $2,215.40
  • Insize ISV-E20-HOOK precision measuring tool

    Insize ISV-E20-HOOK – Hook

    Insize

    $44.37
    Insize ISV-E20-HOOK – Hook
    ISV-E20-HOOK
    SKU:
    ISV-E20-HOOK
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    0.03 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E20-HOOK
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640359675
    Package Weight:
    0.03 lb
    Package Length:
    2.09 in
    Package Width:
    2.24 in
    Package Height:
    0.91 in
    Feature 1:
    Hook at end of Videoscope
    Feature 2:
    Pairs with Videoscope ISV-E20
    Feature 3:
    Optional Accessory
    $44.37
  • Insize ISV-E20-MAGNET precision measuring tool

    Insize ISV-E20-MAGNET – Magnet Pick Up

    Insize

    $44.37
    Insize ISV-E20-MAGNET – Magnet Pick
    ISV-E20-MAGNET
    SKU:
    ISV-E20-MAGNET
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    0.03 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E20-MAGNET
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640359682
    Package Weight:
    0.03 lb
    Package Length:
    2.09 in
    Package Width:
    2.24 in
    Package Height:
    0.91 in
    Feature 1:
    Magnet pick up
    Feature 2:
    Pairs with Videoscope ISV-E20
    Feature 3:
    Optional Accessory
    $44.37
  • Insize ISV-E20-MIRROR precision measuring tool

    Insize ISV-E20-MIRROR – 45° Mirror

    Insize

    $44.37
    Insize ISV-E20-MIRROR – 45° Mirror<
    ISV-E20-MIRROR
    SKU:
    ISV-E20-MIRROR
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    0.02 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E20-MIRROR
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6928640359668
    Package Weight:
    0.02 lb
    Package Length:
    1.65 in
    Package Width:
    1.57 in
    Package Height:
    0.63 in
    Feature 1:
    45˚mirror
    Feature 2:
    pairs with Videoscope ISV-E20
    Feature 3:
    Optional Accessory
    $44.37
  • Insize ISV-E30 precision measuring tool

    Insize ISV-E30 – Videoscope, Economic Type

    Insize

    $357.20
    Insize ISV-E30 – Videoscope, Econom
    ISV-E30
    SKU:
    ISV-E30
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    1.32 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E30
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6940561907810
    Package Weight:
    1.32 lb
    Package Length:
    9.84 in
    Package Width:
    5.91 in
    Package Height:
    4.72 in
    Feature 1:
    Lens diameter .21', pixel 0.4M
    Feature 2:
    Cable length 40', cable type: memory (can be set at any shape)
    Feature 3:
    Take pictures and videos.
    $357.20
  • Insize ISV-E40 precision measuring tool

    Insize ISV-E40 – Videoscope, Basic Type, IP67

    Insize

    $546.25
    Insize ISV-E40 – Videoscope, Basic
    ISV-E40
    SKU:
    ISV-E40
    Availability:
    Ships direct from Insize. Most items in stock; we confirm your ship date by email after you order.
    Weight:
    2.65 LBS
    Brand:
    Insize
    Manufacturer Part Number:
    ISV-E40
    Product Family:
    Optical and Video Inspection
    Supplier Category Code:
    B
    EAN:
    6940561982367
    Package Weight:
    2.65 lb
    Package Length:
    10.67 in
    Package Width:
    6.1 in
    Package Height:
    5.16 in
    Feature 1:
    IP67 waterproof.
    Feature 2:
    Lens diameter .32', pixel 0.92M, resolution 1280×720
    Feature 3:
    Cable length 47'
    Feature 4:
    Take pictures and videos.
    $546.25