Material: aluminum. Thread: M8. Quantity: 10 pieces Pack of 10 M8 sliding T-nuts for carpentry tools Undersized to fit machine table slot. It is used for T-slot aluminum extrusions to connect other parts and connected together with T-screw or others. T-slot nuts allow the user to add clamps to a device without tearing out existing clamps. Description: Set of 10 M8 T-Nuts Sliding for Carpentry Tools Features: Material: Aluminum. Thread: M8. Quantity: 10 pieces. Features: Undersized to fit machine table slot. It is used for T-slot aluminum extrusions to connect other parts and connect them together with T-screw or others. T-slot nuts allow the user to add clamps to a device without tearing out existing clamps. Content: 10 xT Slotted Nuts. Note: 1. Since measurements are taken by hand, the sizes shown may vary slightly. Please only order if you accept this margin of error. 2. Colors may vary slightly from the photos. Thank you for your understanding. LRFR is committed to providing each