Multi Fix Bolt Hex Head Concrete Screws

The Timco multi fix hex head bolt are design for anchoring into concrete, brick, stone, wood and concrete block. The bolts are 12mm in diameter and come in various lengths. The multi fix bolts have a high low parallel thread for ease of insertion. Can be used in pre-drilled shallow holes m12 x 75 bag of 12 m12 x 100 bag of 8 m12 x 150 bag of 6 drill hole 12mm fixture clearance hole 14mm a/f 19mm For concrete, brick, stone, wood and concrete block. high low parallel thread