1-1/8" x 36" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Channel Brackets Simpson Annular Ring Shank -

Simpson Annular Ring Shank - Box Nails are available in type 316 and 304 stainless steel

Its flexible strap design allows for field positioning to accommodate various framing layouts while maintaining structural integrity

Available in multiple sizes to accommodate a variety of framing requirements

Coarse threads maximize holding strength by allowing more material between each turn

Avoid overtightening to maintain washer integrity

1-1/8" x 36" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Channel Brackets Simpson Annular Ring Shank -Strong Tie SDS MAX masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications.