[3] Some drill stands have adjustable angles.
[2] They range from simple hobbyist versions[4] with a lot of play to professional industrial versions with a magnetic base for drilling in steel.
This mounting pattern fits most corded handheld drills.
However, the Euro clamp fits very few modern cordless drills.
To get around this problem, there are some drill stands with an integrated chuck and shaft that again can be connected to the chuck of the cordless drill.