The rods can be round square or triangular as long as the knife has a smooth surface to slide along.
													
																	Difference between carbide and ceramic knife sharpener. 
									
	
		
	
																	A stick sharpener comes with a pair of fine ceramic sticks and a carbide notch for roughing photo 1. 
																	But at a practical level it doesn t make that much difference. 
																	Sharpening rods are two rods set in a base at a specific angle 30 degrees for the ones i use. 
																	The difference between the two however is that aside from the color the quadsharp is blue and the c sharp is orange the quadsharp has carbide inserts and the c sharp has ceramic. 
															
													
									
	
		
	
																	Not back and forth. 
																	It has been my experience that a razor sharp knife get dull quicker one sharpened at a little less of an angle stays sharpe. 
																	If it wont sharpen with the ceramic. 
																	Pull back about 3 to 4 times. 
															
													
									
	
		
	
																	Well how you use your knife and maybe even how you feel about your knife will determine which one is a better fit. 
																	Why does this matter. 
																	Many of these rods are made out of alumina ceramic. 
																	Well now hang on there. 
															
													
									
	
		
	
																	Learn how to use a knife sharpener like a stick sharpener simply hold the knife edge down while you drag it across and down the stick surfaces as you learn how to sharpen a knife. 
																	You simply want to use the ceramic only. 
																	Ceramic diamond rods. 
																	Amesser knife sharpener diamond wheel quickly sharpen honing polish kitchen knives with 3 stage grit 360 600 1000 anti slip mat and cut resistant glove for safety green 4 5 out of 5 stars 29 25 99. 
															
													
									
	
		
	
																	Then use the carbide first to repair recut the blade. 
																	If the blade is not damaged.