Marlin Spike with PUSH BUTTON OPERATION - marlin spike turn buckle key/long neck bottle opener-Turn buckle key designed for adjusting/ turning shroud tension Shackle key-for loosening tight shackles Marlin spike-for breaking apart knots and for splicing lines/rope together The push button feature allows one hand for the user and one hand for the boat. Clips on to foul weather gear, handle is also designed to accept 550 parachute cord. The specially designed NON-Slip texture handle, a patented design using molded Isoplast, the same material used to make power tool casings, hardhats and snow board bindings. The ribbed handle design was developed through a collaborative between the engineers at Brown University and Rhode Island School of design (RISD). The non slip texture offers tire like traction and the best non slip performance available. 4-40 Allen screw assembly allows quick adjustment for controlling speed of auto marlin spike deployment. The Marlin spike is water jet cut from .115 thick 316 stainless steel and hardened for added strength to a Rockwell of 40C. The Marlin spike automatically locks open, slide the slide lock forward into position to back up the lock mechanism for extra security. The Marlin spike auto tool is a versatile tool for blue water sailors and riggers.