Uxcell a15111600ux0320 M10x30mm Hex Socket Screw in Thread Insert Nut 10 Pcs for Wood (Pack of 10) Product Name: Insert Nut; Material: Metal, Zinc Plated Weight: 97g; Package Content: 10 x Insert Nut Main Color: Brass Tone; Hex Size: 10mm/0.4"