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The Torx Hexagon Head Wood Screw, it uses plum blossom with Hex head.The threads on the Torx Hexagon head wood screws are designed to embed into the wood to secure the connection.
Material
Q195,High Quality Carbon Steel 35K
Features
The Torx has good appearance , anti-rust function, the thread on the screw is a special wood screw thread, which can be directly screwed into the wooden component.
Structure
A Star-shaped recess with the hex external head , Spaced thread and Full thread , Gimlet Point .
Working Principle
Torx Hexagon Head Wood Screw uses a torx with a hexagonal head structure, allowing users to tighten the screw with an open plum wrench.
Process
1.Coil Wire Drawing-Cold Forging- Thread Rolling- Surface Treatment.
2.Coil Wire Annealing-Coil Wire Drawing-Cold Forging-Thread Rolling-Heat Treatment-Surface Treatment.
http://www.hywoodscrews.com/