Scratch Hardness Testing
Scratch resistance of surfaces, 4 different test probes, 3 force ranges, up to 20 N
Hardness Test Pencil Model 318
Model 318
Scratch resistance of surfaces, 4 different test probes sold separately, 3 force ranges, up to 20 N
Hardness Test Pencil Model 318
Model 318 S
Scratch resistance of surfaces, 4 different test probes sold separately, 3 force ranges, up to 20 N, with additional rollers on the test head
Hardness Test Pencil Model 318
Model 318 C
Scratch resistance of surfaces, test probe according to Clemen, 3 force ranges, up to 20 N