Screw Driver Heads

Slotted
Slot drive Cross
Cruciform
Phillips Frearson French recess JIS B 1012 Mortorq Pozidriv Supadriv Torq-set Phillips/ Slotted
Internal polygon
Square Robertson Hex 12-point Hex socket (Allen) Security hex Double-square Triple-square 12-spline flange Double hex
Hexalobular
Torx Security Torx Torx Plus Polydrive External Torx Line head male Line head female Line head female tamper
Three-pointed
Tri-angle Tri-point Tri-groove Tri-wing
Special
Clutch A Clutch G One-way Bristol Quadrex Pentalobe Spanner head (pig nose)