erial Free Cutting Brass IS 319 type Free Cutting Brass as per BS 249 type High grade free cutting Brass Any special Brass material composition as per customer requirement. Threads ISO Metric (MM Threads) BA Threads BSW Threads (inches) UNC & UNF Threads Any Threads as per customer requirement. Specification BS 3692 BS 57 DIN 934 DIN 936 IS / 1367 Finish & Coating Natural, Nickel Plated, Tin Plated or any