Coupling nuts, or extension nuts, might be what you need if you are looking for tools to connect two bolts together.

There are also several types of nuts of various designs made for many different uses that are on sale. Because of their efficient quality and reliability, the products are more popular among building and construction workers and equipment distributors. Weld nuts are usually spot-welded into place on metal.Purchase high-quality, sturdy t slot nut at for various industrial and DIY projects involving metal and wood.

They lack the prongs which penetrate into wood.

Weld nuts, which are similar in appearance to t-nuts.

T-slot nuts fit in T-section slots in the machine work-table and are used in conjunction with studs and clamps to provide flexible means of holding workpieces in place.

T-slot nuts, which are used in work-holding in machine tools.

The eight-sided T-nut base has become the standard configuration for T-nuts inserted by machine. Unlike standard round base T-nuts, eight-sided T-nuts can be fed efficiently and reliably via machine. In 1969, the first four-prong T-nut with an eight-sided base was patented. The flanges of T-nuts often have hooks or serrations on the prongs that dig into a wooden work piece as the bolt is tightened from the opposite side of the piece, providing better retention. It has a long, thin body and a flange at one end, resembling a T in profile.

The left one has been inserted in the wood and a bolt has been screwed in from the other side.Ī T-nut, T nut, or tee nut (also known as a blind nut, which can however also refer to a rivet nut or an insert nut, and likewise drive-in nut ) is a type of nut used to fasten a wood, particle or composite materials workpiece, leaving a flush surface. For the hold down type of fastener used for work-holding in machine tools, see T-slot nut.

T slot nut bolt