• Designed for standard ANSI tolerance drill bits
• Patented thread design offers low installation torque
• Tough threads for tapping high strength concrete
• Ratchet teeth on underside of hex washer head lock against the fixture
• Can be installed closer to the edge than traditional expansion anchors
• Fully removable and able to be reinstalled in the same hole
• Fast installation with powered impact wrench
• Diameter, length and identifying marking stamped on head of each anchor
• One-piece, finished head design
• Suitable base materials include normal-weight concrete, sand-lightweight concrete, concrete over steel deck, concrete masonry and solid clay brick