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91870A775 | Tamper-Resistant Torx Flat Head Screws

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Product Number: 91870A775

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  • Description
Product Number 91870A775
System of Measurement Inch
Drive Style Tamper-Resistant Torx Plus
Head Type Flat
Threading Fully Threaded
Thread Direction Right Hand
Thread Fit Class 2A
Thread Size 1/4"-20
Thread Spacing Coarse
Thread Type UNC
Drive Size IPR27
Screw Size Decimal Equivalent 0.250"
Length 1/2"
Material Alloy Steel
Hardness Rockwell C38
Tensile Strength 160,000 psi
Specifications Met ASME B18.3
Countersink Angle 82°
Country of Origin Peoples Republic of China
Finish Black Oxide
Flat Head Profile Undercut
Head Diameter 0.507"
Head Height 0.107"
Schedule B 731815.9000

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