do you know what this screw is

stuff like this makes me mad, proprietary screws? C'mon man!
Part of a series on
Slot drive

• Cross

Cruciform

• Phillips
  PH
• Frearson
• French recess
• JIS B 1012
• Mortorq
• Pozidriv
  PZ
• Supadriv
  PZ
• Torq-set
• Phillips/Slotted

External polygon

• Square
• Pent
• Hex
• 12-point