Uxcell 100 Pack #14 x 4" Self Drilling Screws, 410 Stainless Steel Self Tapping Screws for Metal, Hex Washer Head Sheet Metal

Material: 410 Stainless Steel Thread Size: #14 x 4" (D*L) (Head not included) Hex Drive Size: 9.5mm / 0.37-inch Head Thickness: 5.6mm / 0.22-inch Flange Diameter: 12.5mm / 0.49-inch Product Name: 100Pcs x Self Drilling Screws