Coventry Die Head Chasers – Wiseman Threading Tools
High speed steel chaser die set. Suitable for all Coventry die heads and derivatives (OSG, Rubometric, EFEM, etc). Manufactured to original Alfred Herbert specifications. In stock for threads Metric, UNC, UNF, UNEF, UNJF, UNS, BSW, BSF, BA, BSCY, BSB, ME, BSP, BSPT, NPT. ... 1.1/8x8 UNS AM5 Dies for 1.1/4" Coventry diehead quantity