6-19 x 3/4 6-Lobe Flat High Low Screw Fully Threaded Black Oxide and Oil 2 1/2-12 and the 3 1/2" length

and the 3 1/2" length is perfect for most projects

8-16 x 3/4 6-Lobe Flat Plastite Alternative 48-2 Fully Threaded Zinc & Wax:

It is a fully threaded bolt

making these screws ideal for use in humid or outdoor environments

6-19 x 3/4 6-Lobe Flat High Low Screw Fully Threaded Black Oxide and Oil 2 1/2-12 and the 3 1/2" length6 19 x 3 4 6 Lobe Flat High Low Screw Fully Threaded Black Oxide and Oil: This screw features a 6 19 thread size and a 3 4 inch length. It has a 6 lobe flat high low drive type, which provides a secure grip for driving. The screw is fully threaded, allowing for maximum holding power. It has a black oxide and oil finish, which provides corrosion resistance and lubricity. This screw is ideal for use in a variety of applications, including metalworking,