Pen-Style Hardness Tester Coatings Plastic Wood Metal Surface Hardness Tester for Measure and Record The Hardness of Various Materials

YFYIQI Pen Type Hardness Tester Meter Gauge Instrument Hardness Test Pen For Coatings Plastics Wood Metal Materials Application： Used to accurately measure and record the hardness of various materials (such as coatings, plastic, wood or metal surface hardness) principle： The spring compression deformation, the force generated by the load on a known diameter of the test head, with the test head to mark the coating surface to be tested to check whether the coating surace is damaged, the test results in Newton. Specifications: Pressure test spring material：Spring steel Test head material：Tungsten carbide Test head diameter：0.5mm (Opel, optional)；0.75mm (Bosch, standard)；1.0mm(optional) (conforming to IS01518 and DEF) Spring pressure range：0~3N (marked in blue)；0~10N (marked in red) ；0~20N (yellow mark) ；0~40N (white mark), (optional)

• * The measured surface can be flat or curved.
• * Not limited by area size.
• * Easy to operate, stable performance.
• * Easy to carry and other characteristics.
• * Used to accurately measure and record the hardness of various materials (such as coatings, plastic, wood or metal surface hardness)