Silva Map Measure Tubing and Fittings The BD® 309657 is a

The BD® 309657 is a 3 mL sterile

It is possible to replace just the electrode and not have to buy a completely new meter

Multiple parameter options and cable lengths

Mildly tempered steel blade holds its edge

Product Code: 5630

Silva Map Measure Tubing and Fittings The BD® 309657 is aProduct Code: 45267 Silva Map Measure and its gauge will provide exact distance measurements in miles or kilometers. It works with most common map scales 1: 24,000, 1: 62,500, 1: 250,000, etc. and also measures out inches and centimeters on the page in case a maps scale is not built into the reader. It has a fold out magnifying glass for inspecting small details. No batteries are required, as the Map Measure is a completely analog device that works