Wiha 76098 Security Power Blade 36-Piece Set Set includes slotted, Phillips, square, Pozidriv, security Torx, Tri-Wing, security hex metric, Spanner blades in a compact case Premium 1/4" drive blades are 90mm/3.5" long Made of Wiha premium cvm tool steel that is Hardened and tempered for longest performance Precision CNC machined for exact fit Professional quality made by Wiha