Pneumatic shallow blind hole inner diameter measuring head and calibration gauge OCSN-BD

Used with pneumatic gauge, it is specially used for measuring shallow blind holes and stepped holes with depth> 5mm.

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Pneumatic blind hole inner diameter measuring head and calibration gauge OCSN-B

It is used in conjunction with pneumatic measuring instrument for blind hole measurement in the form of general through hole, and the effective depth of the measured hole is> 8mm.

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Pneumatic through hole inner diameter measuring head and calibration gauge OCSN-A

Used in conjunction with pneumatic gauges for through-hole measurement in general form, with the effective length of the measured surface> 6.5mm

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