M8 x 100mm Thread Hex Head Split Expansion Bolts Screws 5 Pcs

Key Features

• Product Name Expansion Bolt; Material Metal
• Weight 276g; Package Content 5 x Expansion Bolt
• Thread Dia M8 x 100mm/0.3" x 4"(D*L); Overall Length 105mm/ 4.2"
• Sleeve Diameter 10mm/ 0.4"; Hex Head Width 14mm/0.55"
• Screw Performance 4.8 Class

Product Description

Applications: be widely used in fence, burglarproof doors and window, canopy, air conditioning rack fixation, home decoration, engineering, etc.The working principle of expansion screw: Put the expansion screw into the ground or the hole on the wall and then tighten the nuts of the expansion bolt with wrench. The bolt goes outside while the metal sheath does not move. Thus the bigger head of the bolt will expand the metal sheath, making it fill the whole hole. Now, the expansion screw can not be pulled out.