Screw 3.5x3.5 mm BTR head partial thread class 8 black (individually)

100x100 mm black screws with BTR class 8 head

Ø8x60 mm screw with BTR head partial thread new adaptable for motorcycle, scooter, moped, quad 50cc, 125cc and other displacements.
Class 8.8 means that the screw is made of low carbon steel, which is considered the most common form of high tensile materials.
In general, class (or grade) 8.8 screws are treated with zinc and allow controlled tightening using a torque wrench. These screws have a breaking strength of approximately 800N/mm² and a yield strength of 640N/mm².

Technical characteristics and dimensions

• Brand: generic
• Material: steel
• Colour: black
• Thread diameter: 8 mm
• No threading: 1.25
• Overall length: 68 mm
• Length under head: 60 mm
• Thread length: 32 mm
• Head Outer Diameter: 13mm
• Supplied individually
• Screws with an Allen key (BTR)
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