Description:<br />Material: ferrite<br />Product Size: 25LB (7 * 7.8CM)， 50LB (9.3 * 9CM)， 75LB (11.5 * 11CM)<br />Product use: welding magnet is widely used in the field of welding， welding materials can be composed of 45 degrees or 90 degrees angle， and the material together to complete the welding! Strong suction， easy to use， more types， there are 25LBS ，， 50LBS， 75LBS for choice<br />Included:<br />1 X Welding Locator