#10 x 4" Flat Head Type 17 Wood Screws w/Nibs - Zinc, Pkg 1000 CNW-HSCNW Coupler Nuts Flexible design: Roofjack size accommodates

Flexible design: Roofjack size accommodates pipes from 7/8" - 4"

A stamped embedment line makes it easier to position each anchor at the correct depth during installation

Pre-drilling may be required when working with dense engineered wood to prevent splitting

With 3x carrying members

and installation requirements

#10 x 4" Flat Head Type 17 Wood Screws w/Nibs - Zinc, Pkg 1000 CNW-HSCNW Coupler Nuts Flexible design: Roofjack size accommodatesDaggerz brand type 17 wood screws are a high quality screw designed for general wood fastening applications. A type 17 point eliminates pre drilling and cuts into the wood for faster and easier installation when compared to traditional sharp points. Nibs under the head allow the screws to self countersink and sit flush in the wood. These screws work great in most woods, including hardwoods and plywoods.