• Keyway: N Series (National D4291/D4292 Keyway)
• Color-coded .101" diameter brass pins
• For use with 100, 200, 300, 329, 998, 999, FC10, L20V, N078, T37, T54C, DCN1, DCN2, DCN3, and DCN4 locks

Kit Includes: (100) each drivers 1 through 4, (100) each master drivers 2 through 9, (100) each tumblers 0 through 9, (100) each tumbler springs, (10) set screws, and (1) plug follower.