What is it?
A Hex Key Wrench or Allen Wrench is an L-Shaped wrench that has a hexagonal edge so you can tighten and loosen a socket head screw. Who uses it and why? The general population use this to tighten or loosen a socket head screw which can be commonly found on different pieces of machinery and instruments. What materials can they be used on? Socket head screws How is it used? You use this to tighten or loosen a socket head screw What are their distinctive features? They are L-shaped and tighten and loosen socket head screws Where can I buy it? Home depot How much does it cost? $10-$20 |