Includes: (2) 1/2-inch by 8-10-inch OWT Timber Bolts 1/4 in. x 10 in. OWT Timber Screws (50PCS) - OZCO Building Products OZCO Ornamental Wood Ties (OWT) 1/2 in. x 4 - 6 in. OWT Timber Bolts are specialty fasteners that combine the beauty of the OWT Hex Cap Nut and Timber Screw... Pre-drill with 1/2-inch auger bit These bolts are engineered to replace standard thread-all, carriage or other similar through bolt arrangement. With a 1/2-inch diameter and a length ranging from 8 to 10 inches, these bolts provide a secure and durable connection for timber structures. Manufactured by Ozco Building Products, these bolts are sold in a convenient 2-pack, making it easy to have them on hand for your next project 3/8-inch hex driver required to tighten bolt OWT Timber Bolts OZCO 56650 34-inch By 6 To 8-inch , | Ubuy India 1/2 Inch Adjustable Timber Bolts Bolt is infinitely adjustable in the described size range