Features High-quality carbon steel material with galvanized for long-lasting durability Exquisitely crafted nuts with advanced technology for clear threads Insert structure ensures secure embedding in wood, preventing loosening Ideal for linking furniture, wardrobes, sofas, beds, cabinets, wooden doors, and chairs Enhances firmness and facilitates disassembly and transportation when used with screws Specification: Item Type: Hex thread insert nut Material: Color plated carbon steel Usage: Mainly used for links between furniture, wardrobes, sofas, beds, cabinets, wooden doors, chairs, and other household items. Used together with screws can make the link part more firm, convenient for disassembly and transportation. Specification: M8 x 20(approx. 8 x 20mm / 0.3 x 0.8in) M4 x 8(approx. 4 x 8mm / 0.2 x 0.3in) M4 x 10(approx. 4 x 10mm / 0.2 x 0.4in) M5 x 10(approx. 5 x 10mm / 0.2 x 0.4in) M6 x 15(approx. 6 x 15mm / 0.2 x 0.6in) M6 x 10(approx. 6 x 10mm / 0.2 x 0.4in) Package List: 20Pcs Hex Thread Insert Nut of M8 x 20 40Pcs Hex Thread Insert Nut of M4 x 8 40Pcs Hex Thread Insert Nut of M4 x 10 30Pcs Hex Thread Insert Nut of M5 x 10 20Pcs Hex Thread Insert Nut of M6 x 15 15Pcs Hex Thread Insert Nut of M6 x 10 Note: betweenbr> Package List 20Pcs Hex Thread Insert Nut of M8 x 20 40Pcs Hex Thread Insert Nut of M4 x 8 40Pcs Hex Thread Insert Nut of M4 x 10 30Pcs Hex Thread Insert Nut of M5 x 10 20Pcs Hex Thread Insert Nut of M6 x 15 15Pcs Hex Thread Insert Nut of M6 x 10