5 In 1 Knife Sharpener Professional Kitchen Scissors Sharpening Tool Whetstone Tungsten Steel Diamond Adjust Angle Whetstone Products description: Material:ABS + Stainless steel slot4 Stage Slot Material: Ceramic+Tungsten steel+ emeryColor: Grey, Black, Black & RedSize: 28.574.7 cm / 6.891.782.76 inchWeight:280gProduct Included: 1 pcs Knife Sharpener Feature: 5 IN 1 DESIGN: Our knife sharpener helps repair, restore and polish kitchen knife & scissor quickly.Angle Adjustment Button: professional knife sharpener has adjustable angle button (from 14 to 24) for various knives.Very Easy To Use: Just three steps , take on your Knives an altogether new aspect. (ONE -Coarse Sharpening TWO- Crude Sharpening Three - Fine Sharpening).Comfortable Ergonomic Handle: It's comfortable to hold and easy to operate.Non-slip Silicone Base: provides more stability base when sharpening your knife & Scissor. How to Use This 4 Stages Knife Sharpener: Please place the knife sharpener on a stable surface when using. Complete one or both of the fllowin steps depending on how blunt the blade is.Method 1:Open the scissor and hold the handles tigtythen put the sissors blades into the slot, Using suitable manpower to clamp the Emery rll, Finally slide the scissor backward for sometimes.Method 2:: Set sharpening angle for knife being sharpened by pushing down on adjustment knob and tuming to desired angle. If angle unknown,use angle charts provided.: Place sharpener on flat surface and grip handle with left hand. Hold knife in right hand.: Insert knife blade flly into the apropriate sharpening slot as shown.