Simpson Quik Drive QDPROLDHG2 Underlayment/Backerboard Attachment Pipe Flashings Drill a hole in solid

Drill a hole in solid concrete the same diameter as the anchor using a carbide-tipped bit

Avoid Mixing Metals: When using G90 galvanized steel hangers

polished results from base to peak

The PRO300SM25K combo system includes-

Box-thread design – Raised-ridge technology reduces torque and drives efficiently

Simpson Quik Drive QDPROLDHG2 Underlayment/Backerboard Attachment Pipe Flashings Drill a hole in solidThe Simpson QDPROLDHG2 auto feed Underlayment Backerboard attachment is designed to quickly and precisely install cement board to underlayment, wood and steel. This Simpson Underlayment Backerboard Attachment features a limited lifetime warranty (see manufacturer for specific details on warranty) The QDPROLDHG2 Underlayment Backerboard Attachment features A slim profile that allows for driving in tight corners A compact body for reduced weight and