1. Ensure the workpiece surface facing
the jaw segments that is flat as
possible.
2. Drill an 8mm(.31”) diameter hole at
approximately 19mm(0.74”) deep into
the work piece
3. Firmly press the Safe Lock Woodworm
screw into the pre-drilled hole on the
workpiece and thread the workpiece
onto the wood worm screw until the
workpiece makes good contact with
the mounted jaws on the chucks.
Caution – Maximum capacity and speed of Safe Lock Woodworm screw:
DO NOT USE THE SCREW FOR VERY LARGE WOOD BLANKS. The Safe lock Woodworm
screw is intended for small bowl and screw chucking work. The maximum capacity
which should be mounted on the screw - 250mm (10 inches) diameter x 100mm (4
inches).
DO NOT EXCEED 600 RPM FOR THIS OPERATION. Use tailstock support whenever
possible.