Features 1、Increased Casting Distance: Reduces line tangling and overall weight, and increases throwing distance, strength, and retention loops for superior performance and unmatched value. 2、Glossy Appearance: The glossy ceramic guide will greatly reduce the possibility of damage to the fishing line and is best for your rod and lure rod construction needs. 3、Electroplating Process: With the advanced eco friendly electroplating process, they have strong corrosion resistance and can be used in seawater and freshwater. 4、Improved Accuracy: Fishing rod guides improve casting distance and accuracy, and the high carbon steel frame and wire work with all fluorocarbon, monofilament and plaited lines. 5、Simple Operation: Just place it in your boat, truck, tackle box, never lose a minute in the water again due to broken rod guides, repair your tip quickly and easily, giving anglers confidence. Item Type: Fishing Rod Repair Kit Material: High Carbon Steel, Ceramic Size: Inner Diameter Of Magnetic Rings: Size 6: Approx. 4mm / 0.16in Size 8: Approx. 5mm / 0.20in Size 10: Approx. 7mm / 0.28in Size 12: Approx. 8.5mm / 0.3in Size 16: Approx. 11mm / 0.4in Size 20: Approx. 14mm / 0.55in Package List 65 x Fishing Rod Repair Kit 1 x Storage Box