Thread Size: 10mm; Thread Pitch: 1.5mm; Thread Length: 16mm (measured from under the head) Material: 304 stainless steel (A2) and no exterior finish, greater strength and corrosion resistance performance than regular stainless steel or zinc plated fasteners. Package: 10 Pieces; Allen Hex Drive Size: 6mm Head Diameter: 17.5mm; Head Height: 5.5mm The clean and bright button head make it ideal uses in furnitures, 3D printer projects and other indoor or outdoor projects. You could also find the matched hex nuts, locknuts or flange hex nuts in our shop with a very reasonable price. M10-1.5 x 16mm (10 pcs) Button Head Socket Cap Screws Bolts, 18/8 Stainless Steel 304, Fully Threaded, Machine Coarse Thread, Allen Hex Drive