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Wafer Head Self Drilling Screw

  • Name: wafer head wood screws, modified truss head self-drilling screws, wafer head self-drilling screw
  • Certification: ISO9001, SGS, CTI, ROHS
  • Material: Carbon steel 1022a
  • Head Type: Wafer/Truss head
  • Finish: yellow zinc, black phosphate, gray, white zinc, HDG, respect, nickel, and so on
  • Diameter: 3.9mm-4.8mm
  • Length: 13mm-75mm
  • Thread: full thread, partial thread
  • Point: Drill or sharp
  • Drive: Philips, Pozi, socket, hex, square, slotted, combined
  • Packing: Bulk, small box, plastic box, polybag, etc, according to customers’ demand
  • High Light: self-drilling fasteners, self-threading bolts for metal
  • Features:
    1.Larger head provides a larger bearing surface area for attaching metal lath
    2.Low profile head meets installation requirements for attaching metal lath to wood or steel
    3.Available with Type 17 or #3 self-drilling point
    4.Type 17 points for fast starts and minimized splitting
    5.#3 self-drilling point penetrates steel up to .142″ thick
    6.Phillips drive deep and cleanly formed, reducing spin-outs
    7.Certified 410 features a protective coating for maximum corrosion resistance

Wood screws are specifically designed for connecting wood to wood. They usually require Phillips/Square Drive Round Washer Head Wood Screws.


 Truss Wafer Head SelDrilling Screw full details


Phillips Modified Truss Head Sheet Metal Screws (also known as Lath Screws) features a Phillips drive and a notched type 17 point at the tip to aid in chip removal during thread cutting.
Modified Truss Head Screws feature an oversized domed head with a flange, similar to an integral washer. Modified Truss Head Screws have a 100-degree undercut which creates a larger area beneath the screw’s head for a larger bearing surface.
Modified Truss Head Sheet Metal Screws are commonly used in applications fastening to wood.

Modified Truss Head Sheet Metal Screws feature a sharp point and cutting threads that provide excellent retention in wood, composites, plastics, and soft metals. They are made of grade 304 Stainless Steel, which is corrosion and rust-resistant.