The Benchmade 527 Mini-Presidio Ultra series has a 440C drop point blade with ambidextrous thumb-studs. The handles are textured Noryl GTX over stainless steel liners. The 527 line has the AXIS lock system which makes the knife easier and faster to open and close. The pocket clip can be reversed for right or left handers. Overall, this is an excellent knife with a good feel and weight- something you could trust your life with.