Products in Instruments

Solve time, speed, distance problems in a flash! Example: Set the time and speed--you get distance. Set the distance and time--you get speed. Nautical or statute miles. Knots or mph. Time in hours, minutes or seconds. Distance in nm, sm or yards.

Not just a tube; It's a real CASE! The reinforced rib design provides strength and the twist-lock telescoping feature easily adjusts to accommodate chart lengths from 24 to 47. The 3 diameter offers ample storage space. Each case has an adjustable shoulder strap and threaded cap for security. Wt. 1 lb - Weems & Plath

Most dividers with a wheel for tweaking can't be yanked open or squeezed closed or the wheel will be damaged. These dividers are made to be quickly pulled open or shoved closed. Once set to a particular span, they won't budge! Simply the best for a USCG exam, or real life!

These are the best 24 Rulers for the money! Used to plot a course from a convenient meridien, parallel or compass rose on a chart. Weems & Plath Rulers are of superior craftmanship and quality. The see-through lines and scale on the Rulers make plotting courses much easier. Simply place the lines inside the Weems & Plath Ruler directly over the positions on your chart and you have a flawless plotting advantage. Lifetime Warranty.