This hole is in line with the headstock hole Entry point is 13mm from the join line.
Small sawcuts are made across the four headstock holes to locate the 4-prong
The blank is mounted between centres, using the locating holes and saw cuts
Most of the machining will be done at the headstock end – space is tight!
The rather peculiar mounting at the tailstock end
The first leg is turned to a cylinder (as far as possible)