Thunder Bolts Hex Head Steel Self Tapping Multi Fix Concrete Screw Fixing Anchor

This stress free, non-expansion through fixing is the new solution for heavy duty anchoring into concrete, brick, stone, wood and concrete block replacing the need for traditional anchors such as throughbolts, shield, sleeve and drop-in anchors. Features & Benefits• High-Low parallel threads for ease of insertion and high pull-out values • Removable & adjustable non-expansion through fixing • Unique concave thread configuration - Manufacturers part number: MF650

• Heavy duty anchoring into concrete, brick, stone, wood and concrete block
• Patented concave thread design
• Heavy duty non-expansion anchor.