DescriptionIf you need to work with electronic parts requiring demagnetized tools, just insert the screwdriver tip in the negative terminal cavity to demagnetize a tool, slide it through the side slots to magnetize the screwdriver tip, insert it in the positive terminal cavity.Features- Color: Blue. - Material: Plastic. - Size: 6 x 6.5 x 11.5 cm. - Professional Magnetizer & Demagnetizer Screwdriver Magnetic Tools. - Instantly magnetize or demagnetize steel tools and other small ferrous parts. - Perfect for do-it-yourselfers, mechanics and carpenters. - Easy to operate, simply place the the tool or movement in the operation field and hold the red button for 5 seconds. - Powerful and compact, widely used on watch movements and tools.