Wholesale Quality Carbon Stee Grade4/8/10 Socket Cap Screw
Material: Carbon Steel or Stainless Steel
Finish: Zinc, Black Oxide, PTFE, DACROMET, etc.
Grade: 3.6, 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 10.9, 12.9, etc.
Package: 25 KG/Ctn, 16 Ctn/Pallet. Or customize.
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Product Introduction
Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading wholesale quality carbon stee grade4/8/10 socket cap screw manufacturers and suppliers in China, welcome to buy wholesale quality carbon stee grade4/8/10 socket cap screw from our factory and company.
Hardware: a screw with a hexagonal recess in the head that is designed to be used with an Allen wrench <At the bottom of this hole is the Allen screw holding the two halves of the elevation knob together. — Patrick Sweeney, Gunsmithing: Rifles, 1999>
Usually the standard is regarded as DIN912
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