✔️ DIAMOND ELECTOPLATING: State-of-the-art manufacturing for precision Kitchen, Home or Hunting blade sharpening. Ensures efficient and sharp sharpening of dull knives and tools. ✔️ OVAL SHAPE: This knife sharpener rod is designed to ensure higher sharpening efficiency. ✔️ LIGHTER TOUCH: Requires much less force than most sharpening steel. 'Easy-does-it" leads to long lasting results.. ✔️ ELEGANT DESIGN: A pleasing and attractive addition to any kitchen or work area, ✔️ UNCONDITIONAL LIFETIME GUARANTEE | 100% TESTED | BUY WITH CONFIDENCE!! Visit KotaJapan to contact our friendly Customer Service in Sunny Arizona, or contact us through your Amazon order screen.