01 M8 Hot Sale Carbon Steel Black Phosphor Bronze Top M3-M30 Spring Lock Washer
Spring washers digunakake kanggo nyegah loosening, flat washers ora duwe fungsi relaksasi, yaiku, flat washers mung nambah area kontak, lan spring washers bisa nyegah loosening.Flat pads: mung nambah area lumahing kanggo nyegah d...
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