Specifications︰ Item No. CT-300 : For 3/16, 1/4, 5/16, 3/8, 1/2 & 5/8 inch O.D. tubing. ( 1/8, 1/4, 3/8, 1/2 inch nom. )

Item No. CT-300M : For 6, 8, 10, 12, 15, 16 mm O.D. tubing.

For soft copper, aluminum and brass tubing.