1/4" x 1-1/4" Grade 10.9 Countersunk Flat Head Hex Socket Cap Screw Black 25pcs

Description:

• Designed with hex socket head, 10.9 grade Fully Threaded,countersunk Flat Head Bolt Screws.
• Flat Head Socket Cap Screws length is measured in their entirety, which is from the top of the head to the tip.
• A flat head is cone shaped for use in countersunk holes and has a flat top that fits flush with the mated surface.
• The internal hex drive,also known as a hex-socket drive, has a hexagonal slot that requires a hex key drive.
• Fixing component, industrial and construction fasteners.
• Used widely in the home, office and factory appliance, communication equipments, ship assembly and other machinery industry.