A rope of this class for a pit 1200 metres deep, tapered from 15.6 in.
Shades can be curved, tapered, etched, or tinted.
These rates can be measured using a tapered element oscillating microbalance.
Its smooth surface and tapered edges allow for decoration in the same way as standard plasterboard.
The majority were reamed using tapered reamers in a pillar drill.
