Stainless Steel DSV WOOD Screws

• Low-torque threads

• High-low tip provides fast starts

• Flat head style allows fastener to sit flush to the surface

Additional information


M3.5(#6)~M4.8(#10), 40mm ~ 180mm


Stainless Steel 304 / 316

Head Type

Flat,countersunk with ribs under head

Drive Type

Phil, Torx, slotted, Phil & Slotted combination, Hex Socket, square


Double thread

Surface Treatment

Polished Passivated


Bulk in cartons (25kg Max.) + wooden pallets or according to customer demand.


Wood, preservative-treated decking and exterior wood-to-wood applications

Stainless Steel DSV WOOD Screws

A4 316 Stainless Steel Chipboard Screws Square Drive Countersunk Head Double Start Thread For Timber T17

With its underhead nibs and fast-start tip, the DSV is ideally suited to be driven and countersunk into today’s wood deck boards.

The shank is designed to withstand the swelling and shrinkage that is common with fast-growth lumber.

the top manufacturer of BI-METAL SCREW in China

Fastener SS304/SS316 Body + SS410/420/CS Point, Self Drilling/Tapping Roofing Bi-Metal Screw with SS EPDM Washer

Our bi-metal screw is made by welding stainless steel together with SS420 or carbon steel.

Its head and body is composed of 300 series stainless steel for corrosion resistance, and its point is composed of SS420 or carbon steel hardened for self-drilling and self-tapping.

Our sharp point bi-metal screw drill capacity is up to 1mm+1mm galvanized steel plate without pre-dirlling, which improves work efficiency for projects.

You will see from videos of:

· How is bi-metal screw made

· How bi-metal screws are tested


The SuperFix Bi-metal Screws are well tested such as:
· Hardness
· Torque test
· Wring Force
· Tensile Strength
· The shear stress
· Extraction resistance and pull through
· Coating thickness SST (up to 1500 hrs)

More Bi-Metal Screws

  1. Torx drive Bi-metal screw with bonded washer self drilling
  2. Hex washer head Bi-metal screw with A2 bonded washer drill point
  3. Wafer head Bi-metal self drilling screw ruspert coated 500hrs
  4. CSK head Bi-metal Tek self drilling screw ruspert coated

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