... days.3.Can I expect a quality products? Answer : Yes. All our activities are certificated by ISO and API, we have ... ”),609.6mm(24”)660.4mm(26”)Available models: Steel tooth(IADC)111, 121,131117,124,126,127,136,137 216,217 ... , 227211,311TCI(IADC)415,435, 417,437515,525,535,545, 517,527,537 ...