... BQ3, BWG(BX), BWM, BWT, LTK60, TBW3. N-Gauge Core Bits: NQ, NQ-3.032, NQ2, NQ2-RSG, NQ3/NQTT, NQ3-RSG ... , NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW4. H-Gauge Core Bits: NQ, HQ-RSG, ... HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3 ... -3.380, HQ3-3.895, HMLC, HWF-Long, HWF-Short, HWG(HX), HWT5. P- Gauge ...