SKU: amtech i6670
MPN: I6670
Chrome vanadium steel. Drop forged, heat treated with black finish. Sizes: 1/4″(M) – 3/8″(F), 3/8″(M) – 1/4″(F), 3/8″(M) – 1/2″(F), 1/2″(M) – 3/8″(F), 3/4″(M) – 1″(F), 1/2″(M) – 3/4″(F), 1″(M) – 3/4″(F), 3/4″(M) – 1/2″(F).