Proto snap rings are best suited for securing sockets onto drive tools for scientific & industrial equipment, research & development, and mechanical applications. These retaining rings feature single-piece construction that prevents the material from breaking during compression and offers high flexibility & durability. Selected models feature resin crush gauge for warning upon excessive wear & tear, ensuring hazard-proof operation. Choose from a wide range of these shaft retaining rings, available in steel and resin pin variants on Raptor Supplies.