... 4",5/16",3/8",1/2",5/8"&3/4"O.D.tubingCM-608-A In inch:3/16",1/ ... 4",5/16",3/8",1/ ... 2",5/8"&3/4"O. ... tubing.Precision machined yoke assembly incorporating a 3/8"sq. driver ratchet With a professional grade 3/8"sq. driver ratchet. ... are the same as series of CM-808-A.The left items don't include CM-125 ...