They are the same thing.
A drawing pin (British English) is known as a thumb tackor a push pin in American English. Other nails for a drawing pin come from the materials that they are made from, such as, brass tack, tin tack, and iron tack.
thumb tack already is an English word.
Thumb tack sinks in water and floats in mercury.
Pull it out.
thumb nail, thumb tack, thumb screw, thumb print
No, a thumb tack is not an inclined plane simple machine. An inclined plane is a flat surface that is tilted, like a ramp, that allows objects to be raised or lowered with less force. A thumb tack is a fastener that uses a sharp point to pierce through materials.
it made of cut nails
a thumb tack
Take it to the vet now. That thumb tack can poke or rip holes in your cats organs or get stuck in an organ causing a serious infection.
2cm ====================== I disagree.... 1 cm at the most.
Thumb tack
It would be millimetres.