For a start, there are 4 sizes of actual Phillips screwheads. There are also a number of very similar screwheads to Phillips, these have been made to improve the 'slip' that is common with Phillips heads.
Slotted Phillips (cross shape) Torx (star burst) Robertson (square peg) Reid and Prince (thinner than a phillips) Awl Head (hexagonal)
Yes many different shapes can have the same volume
135 different shapes
Tangram puzzles have seven different shapes.
Precision screwdrivers are used mainly on electronics that contain many small and different screws.
Well there is PLENTY! and 22 shapes!
There are many different shapes. Pictures of them can be found on websites such as Google Image, and also in mathematics books.
different colored, many tastes, different shapes
They come in different shapes and sizes because they do
This all depends on the shape. Different shapes have different face, edges, vertices.
That is the property of thermoplastics. If they could not be formed into different shapes many many times then nobody would bother to make them.
There are 7 different shapes, but some handheld variations add more.