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Bsc Preferred
Left-Hand Threaded Alloy Steel Socket Head Screw 1/4-20 Thread Size 1-1/2 Long
Mfr # 91670A546
Zoro # G011394126
$27.49
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Product Information
- Brand Bsc Preferred
- MFR # 91670A546
- Zoro # G011394126
- Country of Origin China
- Category Socket Head Cap Screws
Description
Tighten these screws by turning them to the left; once fastened they prevent counterclockwise-moving parts from loosening. With a tensile strength of 170000 psi these alloy steel screws are stronger than Grade 8 steel screws. Their black-oxide finish provides mild corrosion resistance in dry environments. Length is measured from under the head.Coarse threads are the industry standard; choose these screws if you dont know the pitch or threads per inch.Screws that meet ASTM A574 comply with specifications and testing requirements for material quality.
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