Profile: Jeffer Machinery Co., Ltd. manufactures knife grinders for carbide cutters, carbide saws, router bits, and straight knives. Our products jnclude carbide tool grinder, carbide saw grinder, profile grinder, automatic straight knife grinder, automatic tool grinder, and automatic carbide saw grinder. Carbide tool grinder is used for grinding all kinds of TCT tools such as grooving cutter, molding cutter, router bit, carbide saw & carbide planer knife. Carbide saw grinder is a manual machine for grinding TCT circular saw blades with low volume. Automatic knife grinder is used for sharpening straight knives. It uses a magnetic table to sharpen the surface of knives. The cooling system makes the knife edge straight & is suitable for grinding plastic crusher, plastic bag cutting, chipper and planer knife.