70pc M3,4,5,6~12 Internal Serrated Tooth Shakeproof Lock Washer Kit Color Zinc

ITEM NAME:70pc M3,4,5,6~12 Internal Serrated Tooth Shakeproof Lock Washer Kit Color Zinc Product Description: Model: Internal Serrated Tooth Washer Material: Color Zinc Plated Carbon Steel Standard: GB/T86.1/86.2 Brand: GooBetter Fastener Package Include: M3mm x 10PCS M4mm x 10PCS M5mm x 10PCS M6mm x 10PCS M8mm x 10PCS M10mm x 10PCS M12mm x 10PCS.Model: Internal Serrated Tooth Washer. Material: Color Zinc Plated Carbon Steel. M4mm x 10PCS.