8 x 1 1/2 Flat Head (no nibs) Square Drive Deep Thread Wood Screw 2/3 Threaded Black Ox NS316 The zinc plating provides corrosion

The zinc plating provides corrosion resistance and extends the life of the screw

The 5/16-18 x 3/4 Six Lobe Flat Floor Board Screw Type F Black Phosphate is a strong and durable screw designed for use in flooring applications

It has a fully threaded body and a 6-lobe pan head with a Phillips drive

The flat head design allows for flush mounting

The un slotted indented hex washer head provides a secure grip and prevents the screw from slipping during installation

8 x 1 1/2 Flat Head (no nibs) Square Drive Deep Thread Wood Screw 2/3 Threaded Black Ox NS316 The zinc plating provides corrosionThese 8 x 1 1 2 Flat Head Square Drive Deep Thread Wood Screws are designed for use in woodworking applications. They have a flat head with no nibs, which provides a flush finish when countersunk. The square drive recess allows for easy driving with a square drive bit. These screws are made of steel and have a black oxide finish for corrosion resistance. They are 2 3 threaded, meaning that the threads extend about two thirds of the length of the