Bore Gauge 8-150mm (5/16 "-6") Telescopic High-Precision Gage Set with Case
Features: The of the telescopic rod is smooth, and the curvatures of the measuring head is good.
Anti slip handle, easily to use.
Use the gauge to expand in the hole to be measured, lock it in place, and then take it-down, and measure with micrometer or caliper to determine the hole size-.
Measuring ranges: 8-150mm(5/16 "to 6")
The telescopic spring plunger in the bore (or grooves), can do the inner diameter detection, used with micrometer or caliper, with knurled locking device.

Specifications: Material:Carbon Steel

Package Includes: 1Set Telescoping Gage

note: Please allow 1mm errors due to manual measurement.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.