Claw hammer suitable for various nails

A claw hammer suitable for various nails comprising:

• a hammer, a handle and a nail extracting notch;
• wherein
• the hammer has a first end and a second end so that the hammer can strike with the first end;
• the handle extends along a longitudinal direction and has two sides, two surfaces, and a bottom;
• and
• the nail extracting notch has an L-shaped main body, and the main body can be fixed to the handle via the bottom and at least one side;
• the main body has a top edge, a bottom surface, and an extracting side away from the at least one side;
• two ends of the bottom surface are respectively formed into an abutting portion and an end curve which is relatively inwardly contracted relative to the extracting side;
• a first extracting groove is located at a center of the extracting side, and the first extracting groove is connected with a through slot of the main body;
• the abutting portion is in an arced shape which is contracts toward the hammer;
• the through slot is configured for accepting a nail to be extracted, and the nail is then clamped by the first extracting groove.