Wood Screws 4 X 40-60mm (TORX 20, galvanized CR3+ZN, countersunk head, 500 pcs., 4PRO)

Wood screws 4.0 x 40 - 60mm galvanized CR3+ZN with TORX22 head.

OTTENSTEN offers high-quality SK countersunk head wood construction screws from 4PRO, which are ideally suited for various wooden structures. These screws are CE certified, made from hardened steel and white galvanized, ensuring excellent durability and safety. 

Specifications:

• Countersunk head screws
• TORX socket
• Material: galvanized steel Cr3 + ZN
• Head Marking: Each screw head is marked with a designation indicating the screw length.

Features and Advantages:

• Special Tip Design: Ensures precise initial screwing, preventing slipping on the wooden surface.
• Additional Cutter: Prevents wood splitting.
• Thread Cutting Grooves: Cuts wood fibers that form during screwing and prevents wood splitting.
• Opening Cutter: Allows effortless screwing without pre-drilling, reduces wood splitting, and ensures low driving torque.
• Conical Countersunk Head with TORX 20 Socket: Increases pressure surface against the surface, ensuring high pull-out strength and securing the wooden element connection. The TORX socket guarantees optimal torque transfer for each screwdriver.
• White Galvanized: Contains no toxic substances, ensuring safe use and resistance to corrosion.
• Side Pilot Hole and Main Thread Pilot Hole: Facilitates easier starting and reduces resistance during screwing.
• Screw can be tilted up to 45 degrees

Installation:

• The screw pilot hole ensures that the screw does not split the wood during insertion, thus no pre-drilling is necessary.
• An additional drill located above the thread facilitates easier insertion of long screws, reducing screwing resistance.
• Recommended screw rotation speed – 400-1200 rpm.

Application Area: These screws are ideally suited for various wooden structures, providing a strong and durable connection that will last reliably over time.