Our factory specializes in producing carbon steel galvanized Torx Countersunk MDF screws, using high-quality carbon steel with countersunk heads and Torx grooves. The surface is treated with blue white zinc or color zinc plating. After installation, the countersunk head is flush with the surface of the workpiece, and the plum blossom groove drive does not slip. It is suitable for connecting wooden boards such as fiberboard, density board, and particleboard. Widely used in various construction industries.
The head has a 90 degree conical surface. Before installation, use a countersunk drill bit to create a conical hole on the wooden board. After the screw is screwed in, the entire head sinks below the board surface and is level with the board surface. It feels flat and doesn't protrude. You don't need to apply putty when pasting wood veneer or painting, just stick it directly and it will be flat. Install these screws on the panel, and the appearance is clean.
The head groove is Torx shaped, not cross shaped or hexagonal. The plum blossom groove wrench is inserted into six faces and subjected to force simultaneously, while the cross groove only has four faces. When using electric screwdrivers on the assembly line, the heads of the plum blossom groove are not easy to jump out, and the grooves are not easy to twist round. Workers spend the whole day screwing, changing the screwdriver heads less and producing fewer defective products.
| Name | Torx Countersunk MDF Screws |
| Material | Carbon Steel |
| Standards | GB,DIN, BSW, JIS, UNC, UNF, Non-standard, Customized Drawing |
| Thread | Metric Coarse, Metric Fine, UNC, UNF, BSW, BSF. |
| Sizes | M4-M8Metc |
| Finish | Plain/Black/Zinc plated/Other |
| Price | 0.03usd/pcs-0.50usd/pcs |
| MOQ | Stardard item(Usually little hundred-little thousand)/determined if non-standard |
Hard treatment, hitting hundreds without baldness: After carburizing heat treatment, the surface hardness has been improved. When twisting the density board, the threads will not curl and the tip will not be blunt. A few dozen ordinary screws will become bald, but a few hundred harder ones will still be sharp.
Self tapping thread, no need for pre drilling: the tail end is pointed, and you can find the hole position when screwing it in. Thick boards or hardwood can be drilled with a small hole first, while general density boards can be directly drilled. The process of pre drilling is saved, and the speed on the assembly line is fast.
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