ALM Manufacturing aluminium cropped head bolts and nuts M6 x 14mm size with 1mm pitch Designed to fit into vertical glazing bars of aluminium greenhouses Used to fix shelves, staging, etc. to greenhouse frame Pack of 20 bolts and nuts ALM Manufacturing Aluminium cropped head bolts and nuts are designed specifically for use in aluminium greenhouses. The M6 x 14mm size with 1mm pitch allows them to fit securely into the vertical glazing bars, and the cropped head design ensures that they stay in place. These bolts and nuts are an essential tool for attaching shelves, staging, and other fixtures to the greenhouse frame.
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