Stone Fisher

Step 1 - Air Hose

Step 2 - Neck Plate

Step 3 - Bolts

Step 4 - Foot in Boot

Step 5 - Diver to Diver

Step 6 - Helmet on

Step 7 - Descending
into water

Step 8 - Exiting

SONAR Ltd of
St Petersburg, Russia
use the 12/3 bolt
diving equipment