Details:
*6PCS 5/16" - 6" Telescopic Gauge Set Micrometer Measurement Bore Engineers Kit
*Automatically self centering for quick checking of holes, slots and recess.
*Perfect telescopic gauge with double action, convenient and portable.
*Precision ground to a radius to allow proper clearance on small hole.
*Constant spring tension provides uniform contact pressure.
*Handles are rigidly attached to the contact plungers.
*High quality steel with Nickel-plated finished, sturdy and durable.
*Quantity: 6Pcs/Set
*Material: Steel
*Color: Silver (As pictures show)
*Size: As pictures show

How to use:
Under the uniform spring tension, the plunger of the gage expand from the center to the diameter of the hole or width of slot being measured, and then locked in place by a knurled knob, the hole size is found by measuring over the two contact point with a micrometer or caliper.

Package Contents:
6Pcs Telescopic Gauge Set
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