Wej-It ATEZG1230 Screw Anchor, Steel, Meets ASTM B695 Specifications, 1/2" Diameter, 3" Length 1/2"-13 Threads, Pack Of 20

Power screw bolt. One-piece screw bolt: no nuts and washers to assemble prior to installation. Heat treatment provides surface and core hardness. Heavy-duty mechanically galvanized finish available. Hardened, self-tapping threads feature a revolutionary undercutting design: allows for immediate load application, reduces required installation torque. Easier and faster installation than mechanical expansion anchors. Bolt size is hole size. Prepare hole with lower-cost ANSI B212.15 standard bit - no metric or off-size bits needed. Serrated head facilitates a positive lock between bolt and application surface for enhanced vibration resistance. Lower spacing and edge distance requirements than mechanical expansion anchors. Can be installed with an impact or socket wrench. Removable: ideal for temporary anchoring applications. Anchor length is stamped on head to ease identification pre- and post-installation. Anchor body: heat treated carbon steel. finish: mechanically galvanized to ASTM B695, Class 65, Type 1. Head style: hex flange head with locking serrations. Tested in accordance with ASTM E488. Uses: applications with minimal edge distances, applications where a galvanized anchoring is advised, temporary outdoor and some indoor dry-treated lumber applications. Measures 1/2" diameter by 3" length. 1/2" Bit diameter. 5/8" Baseplate clearance hole.