This is a SNAP ON and COMPX key only. Key will be pre-cut and ready to work in the lock. If in doubt, match the keyway shown in the key blank example in the listed. The keyway is the line drawing and should match where the key is inserted. This is a key that is single sided (cut on one side only) SAVE 15% Order $15 or more on this site and then use the code LOSTAKEY in the discount code redemption box during checkout!