For all Festool cordless drills with FastFix interface Pozidrive (PZ) Centrotec Pozidrive Bit Long-shaft Centrotec Pozidrive bits for Pozidrive fasteners used on European hardware. Precision-milled shaft for near zero run-out. Also compatible with FastFix Keyless Chuck. 50 mm (2 pieces) Phillips (PH) Centrotec Phillips Bit Long-shaft Centrotec Phillips bits. Precision-milled shaft for near zero run-out. Also compatible with FastFix Keyless Chuck. 50 mm (2 pieces) Torx (TX) Centrotec Torx Bit Long-shaft Centrotec Torx bits. Precision-milled shaft for near zero run-out. Also compatible with FastFix Keyless Chuck. 50 mm (2 pieces) Square (SQ) Centrotec Torx Bit Long-shaft Centrotec Square bits. Precision-milled shaft for near zero run-out. Also compatible with FastFix Keyless Chuck. 50 mm (2 pieces)