General description Profile connection is one of the most commonly used accessories in woodworking. The 15Pcs M8 T-Track Slider Sliding Nut is designed for T-slot aluminum extrusions, allowing users to connect various parts easily and securely. These nuts enable the addition of clamps to fixtures without the need to dismantle existing setups. Technical specifications Color: Silver Material: Aluminum Size: 30mm Specification: M8 Package Contents: 15 x T Slot Nut Measurement allowed error: +/- 1-3 cm