8020 3330 15 Series 5/16-18 x 0.687 Inch 11/16 Inch Flanged Button Head Socket Cap Screw FBHSCS Bolts 2500 Pack
- This flanged button head socket cap screw is made out of steel with a black zinc finish..
- The low domed head with a wider bearing surface offer a finished appearance, making them an ideal choice when a neat appearance is desired..
- This bolt comes with a 0.66" diameter flange head and full thread length of 0.687" with a 3/16 allen hex drive. Thread size is 5/16-18..
- Used with t-nuts to mount brackets and plates to aluminum extrusions. Quick installation and can be re-purposed over and over..
- Perfect for your extruded rail projects!.