It is a jib or fore sail that has a slot cut into it.
Turning slotted head screws.
For driving flat head or slotted screws in, or removing them.
Power drivers slip with slotted screws. They usually use Phillips head screws.
A lapper sail is a head sail (jib) that overlaps the mast.
A barrel nut is an internally threaded screw with a slotted head.
A lapper sail is a head sail (jib) that overlaps the mast.
to lossen or tighten slotted screws
A stove bolt is a bolt used in a wood stove. The bolts have a slotted head.
The head, clew, and tack are the three primary points of a sail.
flat head screwdriver for slotted screws, philips head screwdriver for star screws, and alot more...
Sail Rock, Quoddy Head, Maine.
The flat head screwdriver was determined to be invented in the 15th century. They fit basic slotted screws and become one of the most versatile tools in the world.