Simpson 3/8 x 9" Heli-Tie Helical Wall Tie Stainless Steel HELI37900A RFB Retrofit Bolt minimizing pre-drilling requirements and speeding

minimizing pre-drilling requirements and speeding up installation across a variety of wood species

Shank Type - Machining: SDS Plus

Collated in a curved strip and designed for use with the Simpson Strong-Tie Quik Drive auto-feed screwdriving system

This makes it the preferred material for fasteners used in boat building and marine trade applications where corrosion protection is critical

Simpson 3/8 x 9" Heli-Tie Helical Wall Tie Stainless Steel HELI37900A RFB Retrofit Bolt minimizing pre-drilling requirements and speedingSimpson HELI37900A Heli Tie 3 8 in. x 9 in. Helical Wall Tie by Simpson Strong Tie is a stainless steel helical wall tie engineered to anchor building faades to structural members or to stabilize brick walls. The helical design allows the tie to be driven quickly and easily into a predrilled pilot hole or embedded into mortar joints in new construction to provide a mechanical connection between a masonry faade and its backup material. As it is driven,