Simpson Quik Drive QDPROLDHG2 Underlayment Backerboard Attachment for Cement Board and Fiber-Cement FPHSD FRAMING-TO-CFS Screw (Collated) Total Length (L) 3-1/64"

Total Length (L) 3-1/64"

Required for correct installation of Heli-Tie wall ties

the HUC410TF can be sloped a maximum of 45 deg

making it well-suited for structural drilling applications in rebar-reinforced materials

Simpson Quik Drive QDPROLDHG2 Underlayment Backerboard Attachment for Cement Board and Fiber-Cement FPHSD FRAMING-TO-CFS Screw (Collated) Total Length (L) 3-1/64"Simpson QDPROLDHG2 Quik Drive PROLDHG2 Underlayment Backerboard Attachment by Simpson Strong Tie is a professional grade auto feed screw driving attachment engineered for fastening cement board and fiber cement board underlayment backerboard to wood or steel. Backed by extensive research into fastener performance and real world installation workflows, this attachment delivers the efficiency and precision that demanding applications require, turning