Jacknife small robust and resistant pocket knife tu576k true is a very resistant pocket knife that compromises nothing. with its mahogany wood handle insert and its fine folding blade made of grade 420 stainless steel sanded, this knife has a quality like no other. the blade easily folds in and out of the frame, using the blade lock button to release it. using the integrated belt/pocket clip, the knife can be easily store on your person for convenient carry.