These pressure gauges are general purpose but are not for use with oxygen. These gauges feature an extra large dial face with a re adjustable pointer.
1.800.561.3164
25 Whaley Avenue
P.O. Box 310
Milverton, Ontario
N0K 1M0 Canada
Boshart Industries LLC
3601 Woodpark Blvd. Charlotte, NC 28206 USA