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YoushengBolt manufacturer since 2006

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Machine Screws

Metric machine screws in many head styles and drives, most supplied with a pre-applied thread-lock patch so they stay tight under vibration.

Wafer-Head Socket Screw, Zinc

Zinc platedBlue thread-lock patch

Wafer-Head Screw, Black

BlackZinc platedBlue thread-lock patch

Color-Coated Wafer-Head Screw

Powder-coated colorZinc platedBlue thread-lock patch

Phillips Truss & Washer-Head Screw

BlackZinc platedBlue thread-lock patch

Button & Flanged Button Socket Screw

BlackBlue thread-lock patch

Countersunk Socket Screw

Stainless steelBlackBlue thread-lock patch

Socket Head Cap Screw

Stainless steelBlue thread-lock patch

D-Head & Oval-Head Screw

Zinc platedBlackRed thread-lock patch

Ball-Head Stud

BlackBlue thread-lock patch

Hex Head Bolt

Zinc platedYellow thread-lock patch

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