Cracking tester/fatigue tester/flex durability tester ISO6943, ISO132 Digital setting Display in LCD screen Security protect De Mattia Flex Cracking TesterCracking tester/fatigue tester/flex durability testerFT300 De Mattia Flex Cracking TesterDe Mattia Flex Cracking Tester is used for testing the abilities of vulcanized rubber, rubber shoes, thermoplastic and other materials crack after repeated ...