... /2" x 1/2"12.7mm x 12.7mm16,17,18,19,20,21,22,235/8" x 5/8" ... /4" x 3/4"19.1mm x 19.1mm16,17,18,19,20,211" x 1/2"25.4mm x ... 12.7mm16,17,18,19,20,211-1/2" x 1-1/2" ... 38mm x 38mm14,15,16,17,18,191" x 2"25.4mm x 50.8mm14,15, ... 1/2" x 1/2"12.7mm x 12.7mm16,17,18,19,20,213/4" x 3/4"19mm x ... 20,211" x 1"25.4mm x 25.4mm15,16,17,18,19,20Technical Note:1,Standard roll length: 30m;width: ...