G-TING Direct via Amazon has 12 Inch Diamond Honing Steel, G-TING Professional Knife Sharpener Rod Kitchen Diamond Sharpening Rod Stick Tungsten Carbide Sharpener for Honing Knife Blades, Chef Knives, Pruning Shears, Garden Tools on sale for $10 with 50% off code 36ARK4DZ
shipping is free for prime or over $25.