Trend Router Cutter Spares RT/3.0 - Rota-Tip Replacement Torx screw M3 X 4mm x 5.5mm Head Diameter Key Features: Trend Rota-tip replacement screws - Torx fitting M3, 4mm thread Tapered head replacement screws for Trend Rota-Tip router cutters High quality replacement screws provide the correct fixings to secure the Rota-Tip blades for maximum performance Torx head fitting to ensure secure tightening pressure when fitting blades 5.5mm wide tapered head provides correct clamping pressure to the blades for safe operation Ensures your Rota-Tip cutters are always ready to go Specification: Head type: Tapered x 5.5 mm diameter Thread: M3 Thread length: 4 mm Driver type: Torx