Box of 25 - M20 x 1.5mm x 70mm Fine Pitch Hexagon Setscrews (ISO 8676) - Steel 8.8 High Tensile Self Colour Hexagon Setscrews are very versatile screws, which are tightened and loosened with a spanner matching the head diameter (across the flats). Their Hexagonal Head allows for a great amount of torque to be applied, making them ideal in heavy duty applications. Hexagon Setscrews, have a fully threaded shaft, right up to the head, whereas Hexagon Bolts are only partially threaded. The full thread allows them to be used in a multitude of situations without fear of running out of thread. These Fine Pitch Hexagon Setscrews are made from 8.8 High Tensile Steel and have a black self colour finish. For larger quantities or custom lengths, please email and one of our team will provide you with a quotation. Box of 25 - M20 x 1.5mm x 70mm Fine Pitch Hexagon Setscrews (ISO 8676) - Steel 8.8 High Tensile Self Colour