There are 3 types spanner which can be used in loosening nuts, bolts and gripping objects. The most common and familiar style, using the manual mode for the necessary changes. Slide style functions much faster just move your thumb to work. The great thing about these three types of spanner is that it eliminates the need for a full range of open-end or closed-end wrenches, which are available in various sizes, and saves valuable time, space and money.
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