This adjustable face spanner can be used for many servicing jobs on your scuba equipment, the most common is for removing and fitting of the first stage cap, or for removing the covers on second stages.  The pin diameter is 1.9mm (0.075 inches), and the tool is adjustable from minimum pin centers of 5.mm (0.215 inches).

CAUTION: Ensure you have proper training to maintain you own equipment, Diving Solutions holds no responsibility for mis-use, damage or injury caused by using this tool.