HSS Dies & Nuts
High speed steel (HSS) ground thread engineering threading dies and die nuts. Suitable for general purposes. Right and left hand threads. BS1127 format. In stock for threads Metric, UNC, UNF, UNEF, UNJF, UNS, BSW, BSF, BA, BSCY, BSB, ME, BSP, BSPT, NPT. Custom manufacture available on request.