1/4 To 1/2 UNF HSS 5 PC Die Set • Available in HSS and Carbon Steel • Various set configurations in UNC, UNF, BSW and BSF thread styles List Number TA18931 Substrate HSS Surface Treatment Bright Package Quantity 1 Includes UNF 1/4, 5/16, 3/8, 7/16, 1/2 Case Type Plastic SKU: TA18931 Category: Die Sets Related products 1/4 To 1″ BSF CARBON 7 PC Die Set Item #: TA18813 1/4 To 3/4 UNF HSS 7 PC Die Set Item #: TA18932 1/4 To 1″ UNC HSS 7 PC Die Set Item #: TA18923