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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Size: 38x57mm / 1
Installation Hole Size: 8x4mm
Package Includes: 12 x Sound Heat Insulation Mat
Temperature resistance from -40~180 Celsius degree
M4x30mm Hex Socket Button Head Cap Bolts Screws Alloy Steel 100pcs Hex Couplings Size: 38x57mm / 1Description: 1. Feature: Button head machine screws, hex socket drive. Metric machine screws for universal use. 2. Material: Made of alloy steel, black oxide coating finish, wear resistant, anti corrosion, and it is smoother to use. 3. Application: Widely used where fastening is required, the assembly and maintenance of households, machine tools, construction, and DIY projects. Such as household hardware, electrical products, mechanical equipment
