The LanskyControlled-Angle Sharpening System is a guided knife sharpening system that ensures your knife gets sharpened to the exact bevel you specify every time. This system is designed to give your blade a professional, razor sharp edge regardless of your sharpening ability. Excellent for beginners and advanced users alike.Theoriginaland legendary Controlled-Angle Systemis the ultimate in Knife Sharpening technology.

• 17 Angle- A severe angle recommended for razor blades, fillet knives or similar tools. An extremely sharp but delicate edge
• 20 Angle- A commonly used angle for higher quality blades and provides an excellent edge for kitchen cutlery and slicing knives
• 25 Angle- The recommended angle for most knives that need a durable, sharp edge. Ideal for hunting and outdoor knives
• 30 Angle- An outstanding angle for knives that cut cardboard, rope or carpets. Best for heavy duty use