Hoffner Knives 3.5-Inch Folding Knife with Brushed Silver Finish 440C Stainless Steel Spear Point Smooth Edge Blade / Corona Maduro Chiseled Handle with Compliance Surfaces Design based on Brian Hoffners defensive knife training program over the past 20 years 3.5" 440 chromium stainless steel blade Grips made of serrated G10 Index points in handle ensure a secure balanced and effective transition between point forward and point down holds Patent pending compliance tool surfaces for less lethal defense