supply of 1)adjustable thrust collar type three roller tube expander 15.875 mm od x 2.55 mm thk and 2.6 mm thk tube. depth of expansion 520 mm. adjustable length 100 mm. tube expander body two piece joined by brazing. roller length 38.1 mm. effective expansion length 30 mm. qty: 15 no 2)adjustable thrust collar type three roller tube expander 15.875 mm od x 2.70 mm thk and 2.77 mm thk tube. depth of expansion 520 mm. adjustable length 100 mm. tube expander body two piece joined by brazing. roller length 38.1 mm. effective expansion length 30 mm. qty: 15 no- miscellaneous works.