1/4-20 x 3' Flat Head Socket Cap Screws Kit Hardware Grade 8 Steel Black Oxide Pack of 250 Fastener Set LS21837F
1/4-20 x 3' Flat Head Socket Cap Screws Grade 8 Steel Black Oxide Qty 250General Product InformationHead Style : FlatDrive Style : Allen Hex KeyDrive Size : 5/32'Thread : 1/4-20Overall Length : 3'Thread Coverage : Partial ThreadThread Length : 3Quantity of Fasteners in Package : 250Material Type : Alloy SteelGrade Rating : 8Detailed Product Information:Head Diameter : Head Height : 0. 161'Countersink Angle : 82 DegreeThread Diameter : 0. 250'Threads Per Inch (TPI) : 20Coarse or Fine Thread : CoarseKey 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
Features & Specs
- Drive System : External Hex, Internal Hex
- Head Type : Flat
- Thread Size : 1/4'-20
Item details
- ASIN : B09Y3N1V7Y
- Brand : NewPrMScrews
- Fastener Type : Machine Screw
- Manufacturer : NewPrMScrews
- Model : LS21837F
- Part Number : LS21837F
Materials & Care
- Exterior Finish : Black Oxide,Steel
- Material Type : Alloy Steel
- Metal Type : Alloy Steel
Measurements
- Thread Coverage : Partially Threaded
- Thread Size : 1/4'-20