Description:

[Specifications] - Screw Type: Set Screws, Material: 12.9 Carbon Steel, Pitch: 1, Thread: 5/16-24, Length: 16mm / 0.63inch, Inner Hole: 4.0 Hexagon.
[Material] - The set screws are made of carbon steel with sufficient strength..
[Application] - Suitable for carbide insert CNC lathe turning tool holder..
[Black Oxide] - The surface of the screw is treated with black oxidation, which is more durable..