Simpson 1/4" x 4" Titen HD Heavy-Duty Screw Anchor

A high-strength screw anchor for use in cracked and uncracked concrete, as well as uncracked masonry. The Titen HD offers low installation torque and outstanding performance. Designed for use in dry, interior, non-corrosive environments or temporary outdoor applications. Model No :  THDB25400H Material :  Zinc Plated / Carbon Steel Size (in.) :  1/4 x 4 Drill Bit Dia. (in.) :  0.25 Wrench Size (in.) :  0.375 Recommended Fixture Hole Size (in.) : 3/8 to 7/16 Box Qty  | Carton Qty :  50 | 250   Note: Product dimensions and/or thread length may differ from picture. Please see above item description for specifications.