Impala Bolt & Nut proudly manufactures the Swagebolt brand of pin and collar fasteners as supplied by leading fastening systems supplier, SwagefastTM. Characterised by its unique design in which the collar is swaged into the annular locking grooves of the bolt, Swagebolt pins and collars ensure a permanent lock, allowing for a highly vibration resistant joint that is ideal for safety-critical applications.