Package Includes: 1 x 90/150/230PCS T Screw Nuts Specifications: Material: Zinc Plated Color: Silver 90PCS Size X Quantity: M3 X 20pcs M4 X 20pcs M5 X 20pcs M6 X 15pcs M8 X 15pcs 150PCS Size X Quantity: M3 X 30pcs M4 X 35pcs M5 X 35pcs M6 X 25pcs M8 X 25pcs 230PCS Size and Quantity(Optional): M3 40pcs M4 40pcs M5 50pcs M6 50pcs M8 25pcs M10 15PCS M12 10PCS Features: -These four-pronged T nuts are made from carbon steel and plated with zinc for rust and corrosion protection. -These nuts are used to provide a strong, reliable and easy to fit threaded socket in wood and chipboard. -Convenient to use, simply tap these nuts into a suitably sized hole and the prongs will hold them in position. -These four prongs will stop the T nut from turning when they are inserted and tightened into wood pieces. Note: 1.Please allow 1-3mm difference due to manual measurement. 2.Due to light and screen difference, the item color may be slightly different from the pictures.