DA200 Collets - Double Angle Collets – RDA Collets Lexis DA 200 Collets were originally designed to clamp well on slightly uneven surfaces such as jobbers or taper length type drills. DA Collets are recommended for drilling. RDA Collets / DA180 collets are available in both Metric and Inch sizes. RDA Collets / DA Collets are available in 1/64 increments and in .5mm increments for metric sizes. RDA Collets / DA collets metric sizes starting from 1mm Dia to 9.5mm with 0.5mm incremental and RDA Collets / DA collets Inch sizes available from 1/32 to 25/64 Inch. RDA Collets / DA collets are also known in the industry as DA and VDA collets. Maximum tightening torque for DA collet is 20 ft/lbs. On request we can support DA Collets with High precision collets, Inches sizes, Sealed Collets & Tap Collets. DA200 Collet RDA 200 Collet Double Angle Collet Lexis DA200 Collet