Abstract: A knife holder adapted to be connected to a blade is provided. The knife holder includes a first and second handle. The first handle has a positioning portion formed on a first inner side surface of the first handle, and the blade is disposed on the first inner side surface of the first handle and adjustably engaged with the positioning portion. The second handle is detachably disposed on the first handle and has at least one accommodating groove formed on a second inner side surface of the second handle. The blade is clamped by the first handle and the second handle and the positioning portion is stored in the at least one accommodating groove. In the use state, the blade is partially protruded beyond the first handle and the second handle. In a storage state, the blade is completely concealed between the first handle and the second handle.

Abstract: The invention provides a bread knife including a blade and a handle. The blade has a slot and two edge portions. The slot is formed through the upper and lower sides of the blade. The two edge portions are located on two opposite sides of the slot. The knife handle is detachably disposed in the blade, and the knife handle has a holding portion, a supporting portion and a hook portion. The holding portion has a first end and a second end opposite to the first end. The supporting portion is connected to the second end of the holding portion and passes through the slot. The hook portion is disposed at an end of the supporting portion away from the holding portion and is engaged with the slot. The hook portion is located in the slot. The supporting portion passes through the slot to bend the blade into an arc.

Abstract: A knife holder adapted to be connected to a blade is provided. The knife holder includes a first and second handle. The first handle has a positioning portion formed on a first inner side surface of the first handle, and the blade is disposed on the first inner side surface of the first handle and adjustably engaged with the positioning portion. The second handle is detachably disposed on the first handle and has at least one accommodating groove formed on a second inner side surface of the second handle. The blade is clamped by the first handle and the second handle and the positioning portion is stored in the at least one accommodating groove. In the use state, the blade is partially protruded beyond the first handle and the second handle. In a storage state, the blade is completely concealed between the first handle and the second handle.