Made of high quality carbon steel, color zinc plated on the surface which, high hardness and perfect wear resistance. Threaded inserts are easy to install, simply drill the appropriately sized hole and Install the inserts with hex key provided or other optional drive tools you have. Recommended drill bits are 8mm, 9mm, or 10mm. These wood threaded inserts are perfect for furniture manufacturing and repair, wood product manufacturing, art and crafts, wooden boat building, and more. Internal Thread Size: 1/4"-20; External Diameter: 10.5mm; Total Length: 15mm. Package Included: 60 PCS 1/4"-20 x 15mm Threaded Insert Nutsert; 1 PCS 6mm Allen Wrench. Product Specification
Threaded wood insert nuts feature threaded designs, external protrusions bite into the wood, providing superior holding power and preventing the insert nuts from either turning or pulling out in all applications.

Material: High Quality Carbon Steel
Exterior Finish: Zinc
Internal Thread Size: 1/4"-20
External Diameter: 10.5mm
Total Length: 15mm

Package Included
60 x Threaded Inserts for Wood 1/4"-20 x 15mm
1 x Hex Spanner

Warranty
MewuDecor hardware has the highest quality on the market. Buy with confidence. Money back or exchange guarranteed.