Simpson 3/8 x 9" Heli-Tie Helical Wall Tie Stainless Steel HELI37900A RFB Retrofit Bolt This broad range allows operators

This broad range allows operators to select the appropriate cutting speed for a wide variety of materials and tooling diameters

11 is a Roundover Bit with Bearing Guide

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

Curved collation type compatible with Quik Drive auto-feed screw driving systems

which meets the chemical requirements of ASTM A582

Simpson 3/8 x 9" Heli-Tie Helical Wall Tie Stainless Steel HELI37900A RFB Retrofit Bolt This broad range allows operatorsSimpson 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,