NSK 7002 A5TYNSULP4 Spindle Bearing - 15 mm ID, 32 mm OD, 9 mm Width Angular Contact Ball Bearing and spandex liner

and spandex liner

The riveting is done from below

In the case of the Torsion bits (TZ)

TMFT36-H is a replacement dead-blow hammer for the TMFT36 bearing fitting tool kit

NSK 7002 A5TYNSULP4 Spindle Bearing - 15 mm ID, 32 mm OD, 9 mm Width Angular Contact Ball Bearing and spandex linerSpindle Bearing and lightweight cage Spindle Bearings from NSK are designed for reliable performance in demanding industrial applications. Manufactured to precision tolerance class for demanding applications. Features a lightweight polyamide cage for reduced noise and friction. Suitable for use in a wide range of industrial applications where reliability and performance are essential.