Genuine Senco replacement part. Made with steel to hold up in demanding applications. Measures approximately 6-7/8 in L. Compatible with DS212-18V, DS215-18V, DS232-AC and DS235-AC models. (2-2 Packs) Senco EA0298 Power Bit, Square Drive, 6.73 in Shank, Hex Shank, 6-3/4 in L, Steel