... shell NQ, HQ, PQ, NQ2, HQ3, PQ3 T2, T6, LTK NMLC, HMLC, NX BW, NW, HW, PW, NWT, HWF Specialisted in ... this kind of reaming shell is physically longer than the standard type, it ... in order to compensate for the difference in overall reaming shell length. Combined high quality and design make our reaming shells the best in the ... or catalog. Surface-set diamond reaming shell NQ & HQ impregnated diamond core ...