DescriptionSpecificationsDescription#4-40 Knurled Shoulder Grade 1 & F Brass Thumb Screw 5/8" OAL, 3/8" Head Diam x 3/16" Head Height, N ickel-Plated Finish (MOQ=10, Pkg Qty=1)SpecificationsManufacturer Item No.THS1002M01F07Manufacturer NameElectro Hardware