Feature(may vary by option.)

●Product Name: Internal Star Washer; Material: 304 Stainless Steel
●Weight: 26g; Package Content: 50(+/-2%) x Internal Star Washer
●Main Color: Silver Tone; Inner Dia: M6/0.24"
●Outer Dia: 11mm/0.43"
●Thickness: 1mm/0.04"

[M6 x 11mm x 1mm]

[M4 x 8mm x 0.8mm]

[M3 x 6mm x 0.8mm]

[M5 x 10mm x 1mm]

Description

A Lock washer exerts a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate and the bolt thread hard against the nut or substrate thread, creating more friction and resistance to rotation.
50 Pcs Internal/External Star Type Lock Washers.