Name: 1/4-28 x 1/2' Flat Head Socket Cap Screws Kit Hardware Grade 8 Steel Black Oxide Pack of 1000 Fastener Set LS21761F
Brand: NewPrMScrews
SKU: 7P260824I2M0XXIW
Price: 192.01 USD
Availability: InStock

1/4-28 x 1/2' Flat Head Socket Cap Screws Kit Hardware Grade 8 Steel Black Oxide Pack of 1000 Fastener Set LS21761F

$192.01 $508.99

1/4-28 x 1/2' Flat Head Socket Cap Screws Grade 8 Steel Black Oxide Qty 1000General Product InformationHead Style : FlatDrive Style : Allen Hex KeyDrive Size : 5/32'Thread : 1/4-28Overall Length : 1/2'Thread Coverage : Full ThreadThread Length : 0. 5Quantity of Fasteners in Package : 1000Material Type : Alloy SteelGrade Rating : 8Detailed Product Information:Head Diameter : Head Height : 0. 161'Countersink Angle : 82 DegreeThread Diameter : 0. 250'Threads Per Inch (TPI) : 28Coarse or Fine Thread : FineKey Notes:Flat head socket cap screws have a internal hex drive that can be driven with an allen key or hex bit and a machine thread that will match up to any internally threaded item with the same machined thread patern which is apart of the unified thread systemFlat head screws have a flat top that tapers down to a cone shape that will sit flush into a countersunk hole and give a finished appearance and an 82 degree flat head which is the most common countersunk screw head angleThese flat socket cap screws are a grade 8 equivalent offering a high tensile and yeild strengthBlack oxide is not a coating but a surface chemical conversion process that offers a mild corrosion resistanceFastenere brand black oxide flat head socket cap screws are treated with a heavy water displacing oil that coats the fastener offering a greater level of corrosion resistance than most other black oxide fasteners