... drill rod with standard weight and suitable length.Size Available:Q Series: AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, ... NQ3, NQTT, HQ3, HQTT, PQ3, PQTTT2 Series: T2 46, T2 56, T2 66, T2 76, T2 86 ... , T2 101T6 Series: T6 76, T6 86, T6 101, T6 116, T6 131 ... , T6 146, T6S 101T Series: T36, T46, T56, T66, T76, T86Z Series: Z46, Z56, Z66, Z76, Z86, Z101, ...