Blunt is a choice. So is rust.The Sharpening Tools Bundle is everything you need to bring a tired blade back and keep it that way. A Niwaki Twin Diamond File to reset edges that have been chipped, dropped or neglected. A Naniwa #1000 Sharpening Stone to hone them properly sharp. A Naniwa Rust Eraser to lift rust and sap. And Kamaki Camellia Oil with a Niwaki Oil Dispenser to seal it all in.Picture the end of a pruning session. Rust Eraser over the blade to lift the grime. A few strokes on the stone, soaked first, its concave edge following the curve of your secateurs. Then a thin coat of camellia oil from the dispenser, no drips, no mess, and they go away better than you found them. When a blade has taken real damage, the diamond file does the heavy lifting first.Little and often, as Niwaki say, and your secateurs will outlast the hedge.What's in the bundle Niwaki Twin Diamond File: double-sided electroplated diamond, #120 coarse to reset a damaged edge and #300 fine to refine it. Used dry. Made in Japan. Naniwa Sharpening Stone #1000: concave edge shaped for curved blades. Made in Osaka, Japan. Naniwa Rust Eraser: alumina abrasive through the full thickness, so it works as well on its last day as its first. Use dry, or with water or oil. Kamaki Camellia Oil: cold-pressed camellia seed oil blended with white mineral oil. Non-toxic and odourless. Made in Japan. Niwaki Oil Dispenser: internal wadding for controlled, drip-free application. Made in Japan. Full value $178.80, bundled at 10% off.Materials & Care Sharpening stone: soak thoroughly before every use. Rinse and air dry after. Diamond file: use dry and brush clean after use. Rust eraser: use dry for a quick touch-up, with water or oil for heavier rust. Camellia oil: keep the bung in and store the bottle upright. Laid on its side, it may leak. Oil dispenser: fill about half-full and let the wadding do the work.