Features: Manufactured as per International Standard. Excellent Surface Finish, Accuracy. Material: Free Cutting Brass, As per requirement of product application Threads: ISO, BA, BSW, UNC & UNF, BSP, BSPT, NPT Finish & Coating: Natural, Nickel, Tin, Silver, Chrome Plated, as per customer specification. Type: Available with cross knurling, straight knurling, hex head and round head