They hold together everything from the most delicate watch to the largest bridge. The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these ...

The degree to which a ball screw performs well in the field is the direct result of the process used to make it. Grinding, rolling, and whirling are the most common ways to thread ball screws. Some ...

Shoulder screws, also known as shoulder bolts and stripper bolts, are machine screws with an integral shoulder or journal between the head and thread. Although they are not readily available in local ...

CONFAST Concrete Machine Screw Anchors are female type concrete anchors designed for anchoring into concrete, brick or block. After installation, the fixture is removable because the anchor can be ...

William Sellers knew that the end of the hand-tooled machine age was nigh. So he grabbed the manufacturing elite by the nuts and bolts and dragged them into the mass production era. A case study in ...