7/32" x 8-1/4" Simpson SDS-Plus Concrete Drill Bit - Carbide Tip, Pkg 25 MIT/HIT I-Joist & SCL Hangers Pre-Punched Fastener Holes: Designed for

Pre-Punched Fastener Holes: Designed for proper fastener placement and consistent installation

The Maxi Roofjack Square EPDM Pipe Flashing Boot in Gray is the ultimate choice for sealing pipe penetrations on metal roofs

They feature a large washer head for exceptional holding power and a bold thread design that bites quickly into wood

Designed for use in Simpson Quik Drive auto-feed systems

The PROSDDD25K combo system includes-

7/32" x 8-1/4" Simpson SDS-Plus Concrete Drill Bit - Carbide Tip, Pkg 25 MIT/HIT I-Joist & SCL Hangers Pre-Punched Fastener Holes: Designed forStrong Tie SDS Plus masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications.