sourcing map Gauge Mandrel 6 mm/0.2362 Inch Diameter 0.001 mm Precision Gcr15 Bearing Steel Measuring Tools Test Pen for Measuring Hole Diameter and Depth-Fast Shipping

Description

Size: gauge diameter: 6 mm / 0.2362 inches; accuracy: 0.001 mm; length: 50 mm / 1.97 inches.

Material – Made of rolling bearing steel, with high hardness, strong wear resistance and heat treatment for long durability.

Feature – 0.001mm precision, accurate measurement. Roughness is less than 0.2 um, smooth surface without burrs.

Application – Used to measure the size or depth of holes, check the distance between two holes, and can also be used as a go-no-go gauge. Widely used in high-precision engineering fields such as electronic boards, circuit boards and precision engineering. An important tool for standardizing detection holes.

Note – To maintain the measurement accuracy, please do not scratch the surface and perform a rust protection treatment after use.