"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Screws act like wedges, forcing wood fibers apart. Wood is weakest across the grain—exactly where ...

The cordless drill is indispensable for maintenance and repair jobs around the house and on your car or for working on gear from bikes to skis to your barbecue grill. It drills holes in wood and metal ...

Invis Mx2 is a device that allows you to connect screws and bolts easily without leaving any holes. Its cordless screwdriver works through a MiniMag rotary magnetic field, which adapts to any ...