Tornillos de cabeza hexagonal Allen de titanio dorado M2 M2,5 M3 M4 M5 DIN912

Standard:DIN912 GB/T70.1 。. Electric Solenoid Valve. -Plating Titanium Gold，antirust。. -Knurled Thumb Screws. -Threaded Screw Rod. -Drive chain. Electrical Wire Cable. -Core hardness (HRC): 39-44。.

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