The five most popular items that the U.S. Coast Guard buys in one convenient kit.
• #176 Ultralight Divider/Compass - our most versatile divider/compass
• #7291 15-Pack of Spare Leads for the Ultralight Divider/Compass
• #120 Weems Parallel Plotter - the original rolling plotter
• #105 Nautical Slide Rule - speed/time/distance wheel
• #113 Course & Leg Identifier - a.k.a. Search Pattern Slide Rule, a must for anyone performing search & rescue operations