One-piece plastic connectors with steel core for inserting into 25mm square tube These heavy duty square tube connectors can be inserted into 25mm square tube. They are key components for creating small and larger frameworks in the industrial construction agricultural and automotive industries. The black nylon coating and steel core make these square tube joints an ideal accessory for the 25mm square tubes which are available in six striking finishes. They are also perfect for joining box section without resorting to welding or any other type of fabrication. Square tube connectors are a convenient and quick way of making a complex framework by joining pieces of square tubing together. The product variants offer the flexibility often needed in the industrial industry where square tubes can be used for a variety of applications. These tube connectors are just one of the accessories which can be used with 25mm square tubes and are an ideal solution for multi-way connection problems. Simply cut the 25mm tube to a desired length and fix into place using these joints to create a finished product. Robust built connections made from strong plastic with steel core For use with Proframe steel square tube Supplied in packs of 10