1/4 To 1″ BSF CARBON 7 PC Die Set • Available in HSS and Carbon Steel • Various set configurations in UNC, UNF, BSW and BSF thread styles List Number TA18813 Substrate Carbon Surface Treatment Bright Package Quantity 1 Includes BSF 1/4, 5/16, 3/8, 7/16, 1/2, 3/4, 1" Case Type Plastic SKU: TA18813 Category: Die Sets Related products 1/4 To 3/4 UNC HSS 7 PC Die Set Item #: TA18922 1/4 To 1/2, UNC CARBON 5 PC Die Set Item #: TA18821 1/4 To 1/2 UNC HSS 5 PC Die Set Item #: TA18921