CNN’s Ben Wedeman dives deep underground in Rome to explore the Aqua Virgo, an ancient aqueduct that continues to supply ...

Small, fine drill bits used for jewelry making will become dull with normal use ... This installment will teach you how to sharpen the cutting edges of a fine drill bit. There are different styles of ...

Small, fine drill bits used for jewelry making will become dull with normal use ... This installment will teach you how to sharpen the cutting edges of a fine drill bit. There are different styles of ...

The best way to sharpen drill bits is with a grinder. However, if you don't have one and don't feel like investing in this power tool, we've got some great news. Armed with a diamond hand file ...

Instead of throwing away your dull scissors and buying new ones, you can sharpen the old pair to get them working like new once again with the help of a drill bit. Start by grabbing an old drill bit ...