Benchmade 557SBKSN-S30V Sand Mini Griptilian AXIS Lock Knife Black Tanto black serrated. The 557sbksn features textured Sand Handle Scales (which are very strong and very lightweight). Double 410 stainless liners add strength to the knife handle. The blade is CPM-S30V stainless with BK-1 Black serrated finish. The pocket clip can be reversed for right or left handed people. The AXIS lock system makes the knife easy to open and easy to close (it operates identically for right and left handers). Features ambidextrous dual thumb-stud.