Blades 1. 18mm 2. 0.5mm thickness 3. Material: carbon steel, SK2, SK4 or SK5 Basic Details:1. Length:18mm 2. Thickness: 0.5mm 3. Material: carbon steel, SK2, SK4 or SK5 4. Packing: pp bag, tube, plastic box, paper box *Or accroding to your requirment to offer OEM packing produciton 5. Color: according to your requirment to produce any colorPackage: blade for a knife