Measure the depth of cracks in concrete. Insert the needle and read the scale to measure. By tightening the lock function adjustment screw, it can be fixed to a certain length, so it can be conveniently inspected for checking the specified depth.
Needle Diameter (Φmm): 0.5
Measuring Range (mm): 0~50
Overall Length (mm): 10
Mass (g): 45
Material (Main Unit): ABS resin
RoHS directive (corresponding to 10 substances): Correspondence
Specification: With lock function
Caution
This product is manufactured in Japanese standards.
Some products may not meet the standards of your item.
Please check the specification carefully before you order.
There is no problem in using it. However, I felt that it would be best if there were some needles with a slightly smaller diameter. (Translated by machine.)