The product is a set of 67pcs Crown Bolt INC zinc alloy expansion bolts, specifically designed for use with 3/8 x 1-3/4" lag shield anchors in concrete. Use with 3/8” lag bolts. These expansion bolts come in 29 new bags and several loose and are ideal for home improvement projects involving door hardware. The high-quality material used in the construction of these bolts ensures durability and reliability for long-lasting use.
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