Preparatory work - tips on the right tools
In the home garden, combination whetstones have proven to be ideal for removing blunt Secateurs of all kinds to sharpen. High-quality products are made of corundum with a coarse-grained and a fine-grained side. Water stones are characterized by additional cooling of the blades, so that their steel hardness cannot be lost due to frictional heat. Stones soaked with grinding oil, on the other hand, work the cutting edges more gently, so that the grinding process takes longer and greater wear occurs.
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So that you can use the blades of your Rose scissors can work with the grindstone, it is dismantled. With most commercially available scissors you will need a screwdriver and an open-end wrench. Thoroughly clean all parts with hot water or cleaning spray.
Water whetstones take up the longest preparation time. Before you can use these sharpening aids, they must be soaked in water for 4 to 5 hours.
Sharpening rose scissors - this is how it works step-by-step
Once you have taken the cutting edges out of your secateurs and cleaned them, the actual sharpening begins. The following step-by-step instructions apply equally to bypass scissors with two sharp blades and anvil scissors with one blade and a blunt opposite side:
- Fix the whetstone soaked with water or grinding oil in a holder or place it on a wooden board
- Grind the blunt blade at a 90-degree angle on the coarse-grained stone side with slight turning movements
- Then smooth this side of the blade on the fine-grained stone side
- Then peel off the back on the fine side of the stone to remove any burrs
Put the sharpened cutting edges back into the mechanics. Before screwing the secateurs together, grease the joints. Chain grease for bicycles or Caramba multi oil, for example, are well suited for this purpose. At the end, tighten the retaining nuts until your Secateurs so it is just easy to move.
Tips
Use this method to sand yours as well Grass shears regularly. Smaller grooves are smoothed out immediately and do not appear from deep notches in the blade. Thanks to this care, you can save yourself the cost of a professional sharpening service or the investment in a wet grinding machine.