5/16-18X2 Six Lobe Flat Thread Cutting Screw Type F Full Thrd 18 8 Stainless Steel, Pkg of 500

5/16-18X1 1/4 Six Lobe Pan Thread Cutting Screw Type 23 Fully Threaded Zinc Bake. Thread-Cutting Type-23 screws provide excellent chip clearance with minimum tightening torques. Steel: Used in cast iron and zinc, aluminum die castings, and plastics. Stainless: Material into which the screw is to cut threads should have a lower hardness. Pan head screws are a common style that can substituted in most applications for round, truss or binding heads.

8X3/4 Phillips Flat Undercut Full Thread Self Drilling Screw 18 8 Stainless Steel. Self drilling screws have point to cut through material and eleiminate the need to drill a pilot hole. Flat undercut heads are used when a flat head is desired on shorter length screws.

8X3/4 Square Drive Pan Head Self Drilling Screw Full Thread 410 Stainless Steel. Self drilling screws have point to cut through material and eleiminate the need to drill a pilot hole. Pan head screws are a common style that can substituted in most applications for round, truss or binding heads.

10-24X5/8 Phillips Pan Thread Cutting Screw Type 23 Fully Threaded 18 8 Stainless Steel. Thread-Cutting Type-23 screws provide excellent chip clearance with minimum tightening torques. Steel: Used in cast iron and zinc, aluminum die castings, and plastics. Stainless: Material into which the screw is to cut threads should have a lower hardness. Pan head screws are a common style that can substituted in most applications for round, truss or binding heads.

8X3/4 Phillips Modified Truss Head Full Thread Self Drill Screw 410 Stainless Steel. Self drilling screws have point to cut through material and eleiminate the need to drill a pilot hole. Truss head screws are weaker than pan or round heads but preferred in applications where minimal clearance exists above the head. Modified truss heads offer low clearance and an extra large bearing surface. Commonly used to attach metal lathe to metal studs.