4-40 x 1/4 MS51957, NAS-1635 Phillips Pan Machine Coarse - Full Thread 300 Series SS3000 pcs

6X3/8 Phillips Full Contour Truss Self Tapping Screw Type B Fully Threaded Black Oxide. Type B thread for molded or through holes in thin metal, non-ferrous castings. 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.

8X1/2 Phillips Modified Truss head Self Drilling Scew Full Thread Zinc Bake. 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.

12X1 Phillips Modified Truss head Self Drilling Scew Full Thread Zinc Bake. 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.

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.

M3-0.5X8 Din 965 Metric Phillips Flat Machine Scr 18 8 Stainless Steel Black Ox Oil 18-8. Machine Screws are designed to go through a hole or nut that is pre-tapped to form a mating thread for that screw. Flat head screws are used when protrusion of the fastener above the mating surface is unacceptable. Typically 100 degree flat or for fastening softer materials, 82 degrees flat.