Features: Make of stainless iron, which is strong, rustproof and chemically resistant. T nut is a fastener used to secure wood hardware nuts, particleboard, or composites materials while leaving the surfaces smooth. Suitable for most indoor and outdoor environment. Commonly used for fixing cabinets, table and chair legs, leather bags, climbing wall installations. Four prongs on the nuts provide added stability by firmly anchoring the material, ensuring a strong and dependable connection. Easy To install, first drill a hole that matching the diameter of the t-nuts shafts. Then, insert the T-nut into the hole and fastens it with the appropriate bolt. Specifications: Materials: Stainless Steel Quantity: 100pcs/60pcs/50pcs 100pcs size: about 6mm/0.24inch 60pcs size: about 8mm/0.31inch 50pcs size: about 10mm/0.39inch Package Includes: 100/60/50pcs 4 Jaw Tees Nuts note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.