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 resistanceApplications:
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.
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