The Spyderco C198TIP Tighe Stick Frame Lock Knife Titanium Satin Plain Edge. This Brian Tighe’s has style and function. The Tighe Stick collaboration with Spyderco is an excellent production of Brian's custom magic. It features an upswept CPM-S90V stainless steel blade with a faceted tanto-style point and Spyderco's Trademark Round Hole opener. The sculpted titanium handle incorporates a Reeve Integral Lock (R.I.L.) frame lock and includes a reversible clip for left or right-side tip-down carry.