DEI Stainless Steel Positive Locking Tie & Tool Kit - 8in (8 Pack) & 14in (4 Pack)Stainless Steel Positive Locking Tie Kits secure exhaust wrap and solve the problem of needing a locking tie in high heat areas. The ties in this kit are designed for high heat applications. With it's self locking design they are great for securing DEI exhaust wrap to pipes or any place a high strength tie is needed. UV and corrosion resistant they will last for many years under severe use. Locking Ties offer many other uses including bundling wires,