These boring bar lathe tool holders are ideal for boring operations and can be used for turning and facing in a pinch, although will not be as rigid for turning operations as dedicated turning/facing toolholders like these. Compatible with any CCxT06 inserts, such as CCMT060204, CCGT060204, CCMT060202, CCGT060202, CCMT060208, CCGT060208 It's recommended to use the largest shank that will fit in your tool post while still reaching centre-line of your chuck, to maximize rigidity and minimize chatter. Boring Bar Toolholder Dimensions: S06K SCLCR06 Shank Diameter: 6mmLength: 125mmMinimum Bore Diameter: 8mm S08K SCLCR06 Shank Diameter: 8mmLength: 125mmMinimum Bore Diameter: 10mm S10K SCLCR06 Shank Diameter: 10mmLength: 125mmMinimum Bore Diameter: 12mm S12M SCLCR06 Shank Diameter: 12mmLength: 150mmMinimum Bore Diameter: 16mm