M10X20mm Hex Flange Bolts Left Hand Thread 8.8 Grade Carbon Steel Black

• Material: Stainless Steel
• Type: Hexagon Head
• Connection: Common Bolt
• Model NO.: 7
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW, GOST
• Grade: 12.9
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Hot Galvanizing
• Size: Customized
• Transport Package: Carton + Pallet
• Specification: customized
• Trademark: hanyang
• Origin: China
• Production Capacity: 500, 000PCS/Year

Product Description

Product Description

 

Dimension: M10x20mm; Rod Length: 20mm / 0.79"; Pitch: 1.5mm / 0.06"; Flange Diameter: 21mm / 0.83"; Hex Width: 14mm / 0.55"; Head Height: 7.2mm / 0.28"; Performance Grade: 8.8
Material: Forged with 8.8 grade carbon steel material, black oxide finish, with a high load ratio, high hardness and wear resistance, strong and durable.
Advantage: Left-hand reverse thread design, The hex head is not easy to slip during the rotation process. The flange part acts as a flat washer, which can be locked more firmly.
Application: It is commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket. Widely used in the construction industry, machinery industry, light industry, household, etc.
Note: To tighten a reverse threaded screw, please turn it in counterclockwise. The bolt is a standard part and should be measured with a standard vernier caliper.

Made of carbon steel material, black oxide finish, hex head, left-hand reverse thread design.
It is commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.
To tighten a reverse threaded screw, you turn it counterclockwise. To loosen a reverse threaded screw, you turn it clockwise.

 

Detailed Photos

 

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