U2 Fasteners CONSTRUCTION SCREW™ 

The U2 Construction Screw™, also known as CS Screw, is a heavy duty structural fastener. Its design has a finished appearance of a conventional round head, and is created to provide an extra-large bearing surface under the head. It is the next generation of construction screws that are replacing lag screws.

Use: Professional timber construction, staircases, deck frames. rafter, trellis framing, ledger boards, joists, planter boxes, post supports, play-set structures, retaining walls, facade attachments, laminated beams, SIP pannels, fencing, pole barns, concrete forms and more.

U2 Fasteners 3/8″ Construction Screw Features

• Headtype: Dome Head (enhances the structural capability) with Talon Grip™
• Tight Star Recess system grasps the U-Bit tightly and can be installed with one hand.
• Tapper Point which consists of the Cork Screw Start and Blade Cutting Thread for easy piercing and alleviating strain on the material.
• Talon Grip holds the screw tight to prevent loosening and uses its nibs to dig into the material when countersunk.
• Reamer Thread enlarges the hole in the material to create a larger passage when drawing materials together and reduces tension on the screw head.
• Coating: It is a hexavalent chromium (CR6+) free coating and complies with the strictest standards governing chemical substances. Prop 65 compliant U-Gold coating is compliant with Structural & ground contact ACQ treated lumber.

U2 Fasteners Package Options

• All sizes come in packs of 40 (20″ screws in packs of 25). Cases of 300 are available on 14″ and . 
• Stainless Steel sizes are available by special order.

All packs come with the appropriate size U-Bit. Replacement bits can be found here.