I think it is referring to nails, but the wording is a bit off.
fingernail
Yes, a SCSI device can be attached to a USB port. The SCSI device will have a small rectangular piece on the side that you can insert into the USB port opening.
A single example is that a printer driver is a small piece of software that allows a computer to use a printer.
A large compound formed by the joining of smaller compounds is called a polymer.
Micro device is a small device. Micro is similar as mini or small. The example of micro device is the computer capacitor and resistor.
The small piece of wood on the clarinet is the reed.
A small piece of cloth is usually called a patch. A small piece of cloth could also be called a rag or a washcloth.
A large company, a small town, or a very small country may have telephone numbers that are 5 digits long.
It is called a tributary.
Polymers, possibly.
The small, long bones of the digits are called
A small piece
Small words that can be made from the letters in 'piece' are:epicIicepeepipie