ANCLLO 500pcs Single and Double Barrel Crimp Sleeves Kit, Copper Tube, Fishing Line Leader Rigging Tackle, Wire Rope Tube Connector Kit for

High Quality - Made of high grade copper material which is durable, sturdy, anti-corrosive. These are excellent for use with big leader material and can also be fitted to wire leader and other various lines. High Corrosion Resistance - Nice for mono, wire leader, making trolling and bottom fishing rigs. Burr-free non-abrasive finish combined with high strength and corrosion resistance makes sleeves. Great for use with any size monofilament and wire leader or other leader materials to ensure a firm hold, also suitable for dog leashes, clothes lines or anything else that require strong cable.