2pcs M10x30mm 10.9 Grade Flat Countersunk Head Hex Socket Left Hand Thread Bolt

About this item

• Product Name: Left Hand Thread Bolt; Package Content: 2pcs x Left Hand Thread Bolt; Main Color: Black
• Material: 40Cr Steel; Weight: 40g; Drive Type: Hex Socket Head
• Head Style: Countersunk/Flat Head; Thread Size: M10; Total Length: 30mm/1.2”
• Thread Style: Fully Thread; Head Size: 20mm/0.8″(D); Hex Socket Width: 6.1mm/0.24″
• Grade: 10.9; Pitch: 1.5mm; Coating: Black Oxide Plated

Made of 40Cr Steel material,black oxide finish,hex socket 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.