#10 x 3 Phillips Bugle Head Course Thread Sharp Point Deck Screw Dacrotized - Pkg of 700

12-24X1/2 Phillips Flat Undercut Thread Cutting Screw Type F Fully Threaded Zinc. Thread-Cutting Type-F threaded screws are used in heavy gauge sheet metal, aluminum, zinc and lead die castings, cast iron, brass and plastic. In stainless steel, material into which the screw is to cut threads should have a lower hardness by 10-20 Rockwell hardness. Flat undercut heads are used when a flat head is desired on shorter length screws.

4X3/8 #3HD Phillips Pan High Low Screw Fully Threaded Black Oxide. High-Low thread for use in plastic, nylon, wood or other low-density materials. Thread design reduces driving torques, enhances resistance to thread stripping, improves pullout strength and lessens the risk of cracking the work piece. 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 Drilling Screw Black Phos. 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.

6X5/8 Phillips Full Contour Truss Self Tapping Screw Type A Fully Threaded Black Oxide. Type A thread for self starting in thin (.015 - .050 inch thick) metal or resin-filled plywood. 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.