الوصف

Website:www#jqjcn#com Size:NO.8 Teeth material: cupronickel Tape material: Neoprene Item Unit Date Width of zipper MM 7.0 Total width of zipper MM *0.0 Pulling intension of zipper N/IN ≥**0 Strength of the top stop N ≥**0 Strength of the bottom stop KPA ≥**0 Airtight M ≥**0 Dive depth N ≥*0 Airtight after **0 times reciprocation N ≥9 Dive deptfter **0 times reciprocation M≥9 Chain smooth N <*5 Smooth of top and bottom stop N <*5 Work temperature **0℃**0℃ Chemistry resist Work safely after *4 hours deep in *3# gas