Description:

[Specifications] - Thread Type: Right-Hand Thread and Left-Hand Thread, Inner Hole: Single Hole, Material: 12.9 Carbon Steel, Pitch: 1.25, Thread: M8, Length: 20mm / 0.79inch, Hexagon Width: 4mm / 0.16inch. [Material] - The hex head set screws are made of carbon steel with sufficient strength.. [Black Oxide] - The surface of the double head screw is under black oxidized, and durable to use.. [Application] - Suitable for CNC lathe turning tool holder..