TIMco Multi-Fix Bolt Pan Head Exterior Silver - 8.0 x 60/M10 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. Pan head for improved clamping. TIMco micro plating technology gives a higher resistance to corrosion and enhances speed of installation High-Low parallel threads for ease of insertion and high pull-out values Removable & adjustable non-expansion through fixing Unique concave thread configuration Pan head for improved clamping