Improve sharpening to expert level</br>Correct angle for each knife</br>Dimensions of one guide: 1-5/8" (H) x 1-5/8" (D). Stainless steel springs.</br>Fits all round rods with diameter 3/8" (9mm) AND UP. See Product Description below for list of compatible sharpening steels.</br>No risk. If you are not satisfied?? please contact seller. We will issue a full refund or send you new set for free. No questions asked.</br></br"roduct Description</br></br><p>AngleGuide?? product family has three items:<br><br> <b>? Blue AngleGuide</b> - 10?? to 20?? Angle Guides Set for Sharpening on Stone<br><br> <b>? Orange AngleGuide</b> - 14???? 16???? 18???? 20?? Angle Guides Set for Sharpening Steel (this page)<br><br> <b>? AngleGuide sharpening system</b> - includes both Blue and Orange</p><br><p>9 out of 10 stokes are useless if angle is not consistent. <br>You either not touching the edge or you are rounding it. <br>With AngleGuide every stroke is right. <br>You only need to make 2 or 3 strokes per side to restore sharpness.<br> <br> Consistency in maintaining angle is very important.<br>This is not easy with using only your hands and eyes.<br>- Select perfect angle for any knife.<br>- Sharpen with confidence.<br>- See AngleGuide (dot) com for Angle Calculator.<br> - Patent Pending.<br><br>Fits all round rods with diameter 3/8" up:<br><br>- W?sthof - 10" Knife Sharpening Steel with Loop<br> - Wusthof 4483 10-Inch Diamond Sharpening Steel?? Wide<br> - Messermeister Ceramic Rod Knife Sharpener?? 12-Inch<br> - 10-inch Rod Knife Sharpening Steel by U