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Machine screws, Stainless steel 18-8, 1/2"-13

Slotted flat head

Slotted flat head

Flat heads are countersunk (cone shaped under the head) with a flat top. Slotted drive has a simple slot for a flat bladed screw driver.

Slotted oversize truss head

Slotted sidewalk bolt

Sidewalk bolts have a wide, low profile head and are often used in hurricane shutter installation. Slotted drive has a simple slot for a flat bladed screw driver.

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2950
$0.28 / ea
$18.76 / 100
$150.00 / 1,000
2959
Lock washers, Stainless steel 18-8, 1/2"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.28 / ea
$19.43 / 100
$171.00 / 1,000

See also

Metric machine screw

Metric machine screws

Screws with machine threads for use with a nut or in a tapped hole.

Socket product

Socket screws

Screws with an Allen wrench drive.