Spyderco

Spyderco is an American knife manufacturer founded in 1976 by Sal Glesser. The company is known for introducing practical features that became industry standards, including the round hole for one-handed opening and the pocket clip for tip-up carry. Spyderco produces folding knives, fixed blades, and sharpeners, working with a wide range of blade steels and collaborating with designers worldwide. The brand focuses on functional design, consistent heat treatment, and performance-oriented geometry across different price segments and production lines.