Ideal for wooden joint Applications: Iron furniture, outdoor furniture, household furniture, solid wood furniture, custom furniture, office furniture Self Tapping Screws For Wood Uxcell M8 Hanger Bolts Length 2"(50mm) Double 10 Pack Zinc Plated Hanger Bolts 1.Material: Carbon steel construction with zinc plated, high hardness, provides great corrosion resistance and antirust ability for long service life. · 2 Material: Carbon Steel, Zinc Plated uxcell 10Pcs M8x48mm Hanger Bolt Double Headed Bolt Self-Tapping Screw for Furniture Thread Diameter: M8; Total Length: 48mm