uxcell M4 x 20mm Alloy Steel Hex Bolt Socket Head Cap Screws Black 50 Pcs
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<b>[Product Information]</b><br>
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<li>Drive Type: Hex Socket; Head Style: Button Head; Material: Alloy Steel</li>
<li>Package Content: 50(+/-2%) x Socket Button Head Screws; Product Name: Socket Button Head Screws; Thread Size: 4(M4) x 20mm/ 0.16" x 0.8"(D*L)</li>
<li>Weight: 98g; Main Color: Black</li>
<li>Thread Pitch: 0.7mm; Total Length: 22mm/ 0.9"</li>
<li>Head Diameter: 7mm/ 0.28"; Hex Key Size: 2mm/ 0.08"</li>
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