●1/4-20 Threaded Insert Wood Insert Nuts Furniture Screw Nut Set 150 Pieces ●44pcs 1/4" - 20TPI x 20mm threaded inserts + 44pcs 1/4" - 20TPI x 15mm threaded inserts + 62pcs 1/4" - 20TPI x 10mm threaded inserts + 1pc 6mm hex wrench. ●Thread insert head diameter: 11.7 mm, body diameter: 8 mm, thread diameter of 1/4-20 x 20 mm/15 mm: 10.4 mm, thread diameter of 1/4-20 x 10 mm: 9.9 mm. ●The threaded insert features durable construction for a durable hold, ideal for use in furniture applications. ●International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.