Simpson Quik Drive QDPROLDHG2 Underlayment Backerboard Attachment for Cement Board and Fiber-Cement FPHSD FRAMING-TO-CFS Screw (Collated) The Simpson Strong-Tie CDBEJKEY Ejector

The Simpson Strong-Tie CDBEJKEY Ejector Key is a replacement tool designed specifically for use with one-piece SDS-MAX core bits that feature a centering pin

Post x2) are required and not included

Strong-Drive SD Connector screws (Model: SD9112)

Drilling Depth: 17 in

Simpson Quik Drive QDPROLDHG2 Underlayment Backerboard Attachment for Cement Board and Fiber-Cement FPHSD FRAMING-TO-CFS Screw (Collated) The Simpson Strong-Tie CDBEJKEY EjectorSimpson 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