NKT Spun+ Stainless A4 acid-proof screws 3.5x25 mm - 300 pcs.

Outdoor wood screw, suitable for precious wood and other types of wood.

NKT Spun+ Stainless A4 Aisi 316 screws in 18/8 steel are acid-resistant screws that are suitable for use in harsh environments.
The screws are therefore suitable for use in harbor areas, places with sea gusts, jetties, boat bridges, etc.
The spherical countersunk head with strong milling ribs ensures a nice end result.

The high performance tip of the screw provides a quick bite and minimizes the risk of splitting.
The coarse wooden thread ensures fast screwing with high pull-out values

CE mark - Approved for use in load-bearing wooden constructions.

Acid-resistant stainless steel, Quality A4

Length: 25 mm

Nominal diameter: 3.5 mm

Full or partial thread: Full thread

Thread length: 20.5 mm

Notch: TX 10

Head diameter: 6.8 mm

Core diameter: 2.3 mm

Free cutter on the trunk: No

Screw type: A

Characteristic tensile strength - ftens,k: 2.8 kN

Characteristic torsion ratio - ftor,k/Rtor,k: 1.7

Characteristic tensile strength - fhead,k: 12 N/mm²

Characteristic bending moment My,k: 2000 Nmm

Chipboard screw that can be used for many different purposes.