Electronic repair screws are available in 10 different sizes: M2 3mm; M2 4mm; M2 5mm; M2 6mm; M2.5 3mm; M2.5 4mm; M2.5 5mm; M2.5 6mm; M2.5 8mm; M3 3mm, each size with 50 pcs, total 500 pcs. - These computer screws are made of high quality carbon steel with high hardness, sturdy and durable, rustproof and antioxidant, not easy to deform and slip.
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