When the assembled toy can be reduced to become the end location experiment, the sample should be removed to test, but if removed Will affect its hardness, can be used for other objects to make it hard, but its support area can not be greater than the tested objects. The contact points, the test object edge and tape to tape at the middle part about scheduling. Test of the test of the application of the most unfavorable position of the test. In the tape position to exert efforts to make the light, the edge stress test 1.35 LBS. The sharp edge tester, start the switch shaft to rotate a circle. Be careful, don't cut apart the tape to expand its size, using the ruler to measure its length cut. If the cutting length exceeds 0.5in (12.5mm) Test side edge for the edge., Manufacturer: MMHHHG