Size: #13 SW - .076 X .122 (diameter X depth)
Comes in pack of 24, prebent.
Size: #13 HW - .076 X .130 (diameter X depth)
Comes in pack of 24, prebent.
Size: #13 DW - .076 X .142 (diameter X depth)
Comes in pack of 24, prebent.
Call customer service to order tubing by the foot.