Rootstocks and scions are easy to fit with U-shaped shears or U-shaped shears, and heal quickly. Easy and fast to use. Grafting is more economical than traditional methods. You can replace the time-saving and labor-saving blades. Use pruning shears to trim unwanted branches off the plant. Specifications: Material: stainless steel Size: The length of the host is 19cm, and the width is 10cmHow to use: Step 1: Put the grafted rootstock into the grafting tool, squeeze the handle to cut, repeat this step to cut the stem from the donor plant. Take care to make sure you cut the grooves in the stock device. Step Two: Slide the donor stem into the groove of the original plant, as close to the cutting surface as possible. If the original species and the donor plant are different sizes, only match on the sides. Step 3: Place sanitizing material around the seam and secure with tape. Sanitizing materials protect against germs and weather conditions. Step 4: Use pruning shears to cut off useless branches of the plant. Step 5: Both the grafting tool and the end of the blade of the "V, U" blade can be cut off. One blade can be used as two blades, so you have a total of six blades.Note: Keep out of reach of children and do not use on dry or old hardwood. Packaging: 1 grafting machine without accessories