Button bits, Retrac button bit, Reaming bit, T51-89mm, T51-102mm, T51-115mm, T51-127mm etc, with spherical buttons or parabolic buttons.

Dome bit for reaming, T51-152mm with spherical buttons or parabolic buttons.

Extension rods, T51-Round52-T51, length 3050mm, 3660mm, 4270mm, 4880mm, 5530mm, 6095mm.

Flushing hole 21.50mm.

Wrench flat 45mm.

M/F rods, T51-Round52-T51, length 1525mm, 1830mm, 3050mm, 3660mm, 4270mm, 4880mm, 5530mm, 6095mm.

Flushing hole 21.50mm.

Guide rods, T51-Round76-T51, length 1830mm, 3660mm.

Guide tube, T51-Round87-T51, length 3660mm.

D76mm for bits from 89-102mm and D87mm for bits from 102-127mm.