When Xikar says their cutters are ``the best thing to happen to cigars since fire``, they`re not kidding. All Xikar cutter blades are made of high-quality 440 stainless steel with an HRC (Hardness Scale) of 57 and free sharpening from the company for life. The X1 Series features anodized aircraft aluminum cutter bodies with Xikar`s patented spring latch release and press-cut handles. Xikar makes the cutters by which all others are judged. Like all Xikar products, the X1 Series comes with a lifetime warranty.