4-40 x 1/2" Flat Head Socket Cap Screws Grade 8 Steel Black Oxide Qty 100

Description

4-40 x 1/2" Flat Head Socket Cap Screws Grade 8 Steel Black Oxide Qty 100
General Product Information
Head Style : Flat
Drive Style : Allen Hex Key
Drive Size : 1/16"
Thread : 4-40
Overall Length : 1/2"
Thread Coverage : Full Thread
Thread Length : 0.417
Quantity of Fasteners in Package : 100
Material Type : Alloy Steel
Grade Rating : 8
Detailed Product Information:
Head Diameter :
Head Height : 0.083"
Countersink Angle : 82 Degree
Thread Diameter : 0.112"
Threads Per Inch (TPI) : 40
Coarse or Fine Thread : Coarse
Key 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 system
Flat 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 angle
These flat socket cap screws are a grade 8 equivalent offering a high tensile and yeild strength
Black oxide is not a coating but a surface chemical conversion process that offers a mild corrosion resistance
Fastenere 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
Shipping:
All orders placed before 3:30 pm EST Will Ship Same Day
Tracking is provided on ALL Orders
Priority Mail Shipping service is offered at a discount of only .95
UPS Ground
UPS Next Day Air is available, Please inquire for pricing
Returns :
ALL returns are accepted if returned within 60 days.
Money Back or exchange guaranteed.
NO Restocking Fees.
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