What do you call a screwhead with just a small circle drilled into

What do you call a screwhead with just a small circle drilled into it? It's very similar to a 'spanner' screw but with only one hole. - Quora

6x1/2 in. Undercut Flat Head Mounting, Zinc, Phillips-Qty:16

The drill bit broke off in the screw. How do I get the screw out? - Quora

What is a screw with an odd shaped hole called? What do I use to remove it? - Quora

What do you call a screwhead with just a small circle drilled into it? It's very similar to a 'spanner' screw but with only one hole. - Quora

How to remove a screw with no type of hole in the head - Quora

Is there a name for the part of a blind hole that is left by the cutting point of the drill bit? This would be the conical depression at the bottom of

How do we choose the right size of wall (rawl) plugs, screws and drill bits for masonary applications? - Quora

How can I remove a screw with no head? : r/MechanicalKeyboards

What type of screwdriver do you use for small screws? - Quora

What type of screwdriver do you use for small screws? - Quora

What do you call a small wooden peg that can be pushed up and down in a hole but not push all the way through? - Quora