8.8 Grade M12x40mm Full Threaded Left Hand Thread Hex Head Bolt Black 2pcs M8x130mm Surface plating treatment with a

Surface plating treatment with a bright surface for corrosion resistance

Material: Zinc Alloy Chrome Finish

1 Pcs 130mm Speaker Dust Cap

Head Diameter: 7mm/0

Diameter: 102 mm / 4

8.8 Grade M12x40mm Full Threaded Left Hand Thread Hex Head Bolt Black 2pcs M8x130mm Surface plating treatment with aMade of carbon steel material,black oxide finish,hex head,left hand reverse thread design. Fixing component, industrial and construction fasteners. To tighten a reverse threaded screw, you turn it counter clockwise. To loosen a reverse threaded screw, you turn it clockwise. Used widely in home, office and factory appliance, communication equipments, ship assembly and other machinery industry.