1/4-20 x 3/4" (25 PCS) Hex Socket Head Cap Screws Furniture Screws, 304 Stainless Steel 18-8, Round Head Connector Screws for Furniture,Binding Screws

Allen Hex Drive Size: 5/32"(0.156"); Package Included: 25 PCS, Thread Size: 1/4-20; Thread Type: 20 TPI Coarse Thread (UNC); Thread Coverage: Full Machine Thread, Screw Length: 3/4 inch or 19mm ( measured from under the head), Diameter of the head: 12.5mm; Height of the head: 3mm;, Made of 304 stainless steel 18-8 (no coating outside) which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments