Socket flat head screw

Socket flat head, Alloy steel black oxide finish, 5/16"-18 x 4"

Length Buy Each Buy Box Box
Buy Bulk Bulk
4 12780 4"

$0.93 each
$62.90 / 100
$535.00 / 1000


4 This item is a semi-standard size and is therefore more expensive.

Product Images

Socket flat head dimensions
NOTE: Image not to scale
Some sizes will be full thread.

Product details

Bolt Depot Product #: 12780
Units: US
Category: Socket products
Dimensional standard: ASME B18.3
Head style: Flat
Drive type: Allen
Material: Steel
Grade: ASTM F835
Finish: Black oxide
Thread direction: Right hand
Thread density: Coarse
Diameter: 5/16"
Thread count: 18
Length: 4"
Head angle: 82°
Head height: 0.198"
Head diameter Max: 0.656"
Head diameter Min: 0.600"
Drive size: 3/16"
WARNING: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.

Additional information

Related Products

Allen bits

Allen driver bits

Bits for allen drive screws (a.k.a. socket products).