Why do box cutter knives have those diagonal lines on the blade? - Quora

What is the most useful tool in a pocket knife/multi-tool that people tend to overlook when looking at reviews/info about different models of multi-tools (except scissors)? - Quora

What is the hole in a combat knife for? - Quora

Do you carry a knife? For what purpose? - Quora

What is the most useful knife to keep on you for everyday carry? - Quora

Why do box cutter knives have those diagonal lines on the blade? - Quora

What are some reasons why you would prefer a small knife over a big one? - Quora

Do you carry a pocket knife? - Quora

Why did Japan make their katana slightly curved unlike other straight blades from Asia when it was used primarily on horseback fighting (like China's jian or Korea's geom/geum)? - Quora

What are some reasons why you would prefer a small knife over a big one? - Quora

What are the best kinds of knives to carry on your person day-to-day? What are some common situations in which you would use each type of knife? - Quora

What is the best knife to use when carving up or cutting a lobster? - Quora