Description

1/4″ – 28 Flat Head Socket Cap Screws Black

1/4″ – 28 Flat Head Socket Cap Screws Black:

• Diameter: 1/4″
• Threads per inch: 28 (Fine thread)
• Flat head socket cap screws are usually countersunk into the material so that the screw head is flush to or below the surface of the material.
• Have a tapered countersink beneath head and a blunt tip
• Feature a hexagonal recess in the head for tightening with hex keys or Allen wrenches.
• Do not need side room for wrenches making them ideal for applications and assemblies with close tolerances.
• Since they are internally wrenched, Allen head socket cap screws need less counter-bore.
• Made of heat-treated alloy steel
• Finished with thermal or chemical black oxide