square6-lobespozidrive csk countersunk yellow galvanized steel chipboard screw fibreboard nail

In the entire fastener industry, this product is as important and widely sold as drywall screws. It is widely used in industries such as furniture manufacturing, but its use in the DIY market is still limited. Currently, domestic consumers purchase this product from building materials supermarkets, mainly for installing guide rails, hinges (such as 3.5*16), fish-tail expansion installations (such as 4*40), and replacing wood screws in the production of furniture and cabinets. For higher-quality products, it is recommended to choose the Yuanling brand produced by Shanghai Hangtou Standard Parts Factory. The quality, packaging, and price are all relatively cost-effective. The claw-cut tail fiberboard screw is an improved version of ordinary fiberboard screws. It primarily features optimized thread design to achieve faster penetration and solves the problem of cracking that occurs when used on hard wood. It involves high technical complexity.
Type of slot: Cross slot (PHILLIPS), Square slot (POZI), Square slot (SQURE), Torx slot (TORX)

SINGLE Cone DOUBLE Cone

Underhead muscle: 4 RIBS, 6 RIBS, no muscle under the head

In the entire fastener industry, this product is just as important as drywall screws and has a large sales volume. It is widely used in furniture manufacturing and other industries, but its use in the DIY market remains very limited. Currently, domestic consumers in building materials supermarkets purchase this type of fastener mainly for the installation of guide rails, hinges (such as 3.5*16, etc.), fish expansion installations (such as 4*40, etc.), and alternative wood screw applications in making furniture, cabinets, etc. The quality is superior; choosing the Yuanling brand produced by Shanghai HNA Head Standard Parts Factory is recommended, as it offers better quality at a more economical price point overall. Additionally, claw-cutting tail fiberboard screws are an improved version of ordinary fiberboard screws. Mainly optimized based on thread design, to achieve higher drilling speeds, and to address the issue of easy cracking caused by hard wood. High technical complexity.
Groove type: Cross groove (PHILLIPS), Rice groove (POZI), Square groove (SQURE), Plum groove (TORX)

Single cone (SINGLE) Double cone (DOUBLE)

Ribs below the head: The four ribs (4 RIBS) and the six ribs (6 RIBS) have no ribs below the head