8-8 x 2 1/2 6-Lobe Flat Nib Coarse Thrd Type17 Exterior screw Part Thrd 18-8 Stainless Steel 1/4-20 NTE They have a flat head

They have a flat head with no nibs and a square drive recess

The fully threaded design allows for maximum holding power and can be used to fasten materials of varying thicknesses

These 9-10 x 2 1/2 Phillips flat head wood screws with nibs and deep thread are designed for superior holding power in wood applications

this machine screw ensures a secure and reliable connection in demanding environments

Its flat head design provides a flush and professional-looking finish

8-8 x 2 1/2 6-Lobe Flat Nib Coarse Thrd Type17 Exterior screw Part Thrd 18-8 Stainless Steel 1/4-20 NTE They have a flat headThis 8 8 x 2 1 2 6 Lobe Flat Nib Coarse Thrd Type 17 exterior screw is made of 18 8 stainless steel. It has a flat nib, a 6 lobe drive, a coarse thread, and a Type 17 point. The screw is partially threaded, with a length of 2 1 2 inches and a diameter of 8 8. It is designed for use in exterior applications and is resistant to corrosion.