Couple of punches according to the complementary technical instruction ITC-EP 05 or ITC EP5 bottle of autonomous respiratory equipment, BOE No. 31 Thursday, February 5, 2009 sec. I p. 12365.
Steel cylinders containing gas must be checked regularly and marked with your password of acceptance, particularly each company, or rejection, the R symbol within square according to the design and measures of annex 2.
To obtain registration as a centre of regular inspection, the company must have both punches according to instruction technique complementary ITC-EP 05 ITC EP5 bottle self-contained breathing apparatuses.
Steel cylinders with oxygen or other gases are very hard hit, it is essential to support subject punches not to hit your hand to strong itching.