... 1.the shape of handle is especially designed for big hand person 45 With Bearing, Laborsaving Eccentric ... ,10mm,12mm,14mm,16mm&18mm O.D. tubingCM-708-A-R410A For R410A bar:3/16",1/4", ... 5/16",3/8",1/2",5/8"&3/4" O.D ... . tubingCM-708-M-R410A For R410M bar: 6mm,8mm,10mm,12mm, ... 14mm,16mm&18MM O.D. tubingDetails:1. New ...