5/16"-18 X 1-3/4" Machine Screws | Flat Head | Slotted Drive | Silicon Bronze (25/Pkg.) 20 Ft Thread: Unified coarse thread (3/8-16

Thread: Unified coarse thread (3/8-16 UNC) for strong engagement in metal components

MS51959-80 Mil-Spec Machine Screws are 1/4 inch diameter Phillips flat head fasteners crafted from 18/8 stainless steel (304)

These Phillips head truss screws are engineered for sturdy

The Phillips drive provides easy seating and precise control

5/16"-18 X 1-3/4" Machine Screws | Flat Head | Slotted Drive | Silicon Bronze (25/Pkg.) 20 Ft Thread: Unified coarse thread (3/8-16Machine Screws Slotted Flat Silicon Bronze 5 16 18 x 1 3 4 Premium slotted flat head machine screws crafted from silicon bronze for exceptional corrosion resistance and reliable performance in marine, electrical, and fabrication projects. Key features Material: Silicon bronze Head type: Slotted flat head Drive: Slotted Thread size: 5 16 18 UNC Length: 1 3 4 in Finish: Natural silicon bronze Corrosion resistance: Excellent, especially in humid or