M5 x 4.7 Inch L-Handle Long Arm Ball End Hex Key Best Seller The narrow face crimped wire

The narrow face crimped wire wheel brush is used for bench grinding

To seal the link you must peen the extended end of the cold shut which prevents the link from opening

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M5 x 4.7 Inch L-Handle Long Arm Ball End Hex Key Best Seller The narrow face crimped wireHex keys have hexagonal (six sided) tips that fit into the hexagonal shaped (six sided) indentation in the bolt or screwhead. The hex key is then turned to rotate the faster to tighten or loosen it. The hex key can be L shaped with two arms of unequal length one long and one short. The short end can reach fasteners in tight spaces while the long end extends the reach of the tool. Rotating a fastener using the long end as a handle provides more torque