Crown Precision Industry Co., Ltd.

■No need to form a female thread using a tap When using machine screws, you need to drill a pilot hole with a drill or punch, t...

• Fastening Components

• Self-Tapping Screws

Product information ■Increases tightening strength The angle of the screw-in side flank is larger than the normal thread angle ...

• Fastening Components

• Self-Tapping Screws

■Product information Zero incomplete threads When using stepped screws, incomplete threads can cause the thread to loosen, resu...

• Fastening Components

• Stripper Bolts

Product information ■Low screwing torque With Plax, when forming internal threads, there is less contact resistance in the inte...

• Fastening Components

• Self-Tapping Screws

Product information ■Prevention of loosening Polydeltite is able to prevent screws from loosening by absorbing external forces ...

• Fastening Components

• Self-Tapping Screws

Product information ■Easy tightening work and beautiful appearance The screws can be tightened by hand, with a screwdriver, or ...

• Fastening Components

• Thumb Screws

Product information ■Easy installation work Insert it into the prepared hole of the mating material and apply pressure to the h...

• Fastening Components

• Stud Bolts

Product information ■Large seat diameter Approximately 1.1 times larger than the truss head. Because the screw has a large bear...

• Fastening Components

• Thin Washers

■Cross recess that does not come out By improving the durability of the cross bit, you can reduce the number of rejected items,...

Product information ■Better locking effect than spring washers and toothed washers Polywave is made by bending the seat of the ...