Harris Model 31 Nitrogen-Purging Flowmeter 40 flats on the larger cutters

flats on the larger cutters keep the cutter from slipping in the jaws of the drill while a lock washer on the smaller cutters keeps the blades from slipping

VR8204M1000

Heat ON delay:  75 seconds

Quick Start Guide

Cuts thick or layered vinyl and a variety of other flexible non-ferrous materials

Harris Model 31 Nitrogen-Purging Flowmeter 40 flats on the larger cuttersHarris Model 31 Nitrogen Purging Flowmeter Model 31 compensated nitrogen purging flowmeter with 50 psig for brazing and back purging applications (Vac Pac) Model 31 flowmeter allows for the low controlled flow of nitrogen gas through the copper tube to prevent oxidation. Nitrogen purging prevents contamination. The flowmeter is compensated to 50 psig. It features a brass body, sensitive needle valve for fingertip control and durable, easy to read,