1. Pocket Hunting Knife Sharpener: Tungsten Carbide Ceramic Rod - For Camping and Outdoors (DAY GLOW ORANGE) (Click Link to Check Price on Amazon)
Editor's Rating : 8.9 out of 10
Easy to operate quickly re-sharpens almost any knife blade in seconds.Non-Skid Base for Stable Sharpening.

2. The Best Knife Sharpener by CulinArt | Set of 2 Red Color | Best Way to Sharpen Any Knife | Tungsten Carbide Stone Blades | Kitchen Pocket Buck Camping Hunting Outdoor Workshop + Ebook (Click Link to Check Price on Amazon)
Editor's Rating : 9.4 out of 10
SIMPLE TO USE - You Can Use it to Sharpen Any Type of Blade Quickly Easily & Safely. Great for Using Even When You Are on the Go or While Outdoors, Camping or Hunting. Just Pull 3-5 Good Pulls Through the Tungsten Carbide Tool to Receive an Edge Like you Had Just Bought A New Knife.SHRPEN ALL YOUR OLD KNIVES AND TOOLS - CilinArt Sharpner Will Keep All Your Worn and Old Knives Sharp. No More Dull Knives. The CuliArt Sherpner Is Designed To Give Perfect angle to All Your Blades and Can be Easily and Safely Used by Anyone.

3. Best Deer Hunting Knife Gut Hook with Sharpener and Sheath-Fixed Blade Hunting Knife for Boar,Hog,Pig, Mountain Hunting Knife Set-Survival Hunting Gutting Knife for Camping,Hunting, and Fishing (Click Link to Check Price on Amazon)
Editor's Rating : 9.4 out of 10
Ultimate hunting fixed blade knife with Gut HookIncludes Genuine Strong Sheath with Sharpener

4. Kitchen Saviors Knife Sharpener Set - Professional 2 Stage Tungsten Steel and Ceramic Rod Sharpening System - Repair and Restore Knives (Click Link to Check Price on Amazon)
Editor's Rating : 8.8 out of 10
THE PROFESSIONAL CHEF'S FIRST CHOICE - Premium quality kitchen tool that culinary experts trust to get the best job done 100% efficiently and effortlessly every time. This product will keep any straight edge coarse or dull stainless steel knife consistently sharp. Perfect for pocket, camping, hunting and fishing knives too.SAVE MONEY - Why spend more on replacement blades or a whole new knife set? Simply sharpen your knives and bring them back to life with a few strokes of the sharpener device giving your knives razor sharp cuts in no time

5. Elk Ridge ER-261 Hunting Knife Set, 3-Piece with 4-Inch Gut Hook, 5-Inch Fillet, and 3-Inch Caper (Click Link to Check Price on Amazon)
Editor's Rating : 9.8 out of 10
Affordable for everyoneField tested