SPECIFICATIONSname: brass insert setis_customized: YesType: Metal Lock NutsOrigin: Mainland ChinaMaterial: CopperDIY Supplies: MetalworkingM2 M2.5 M3 M4 M5 M6 Brass Heat Set Threaded Inserts Assortment Kit$44.99PriceColorSelectQuantityAdd to Cart