O60 and O61 Vinyl tubing

Flexible Vinyl Tubing
Two sizes of flexible vinyl tubing to run from the gas valve to your Bunsen burner or blowpipe. This tubing is sold by the foot.
O60 Vinyl tubing, 3/8” (9.5mm) O.D. X 1/4” (6.4mm) I.D. for blowpipes.
O61 Vinyl tubing, 7/16” (11.1mm) O.D. X 5/16” (7.9mm) I.D. for Bunsen burners.