Turning Holders External Turning Tools STAC Dimensions, mm Clamp Wrench Order No. Insert H B L H1 f ISTACR-1010H-11 10 10 100 10 10 ISTACR-1212H-11 12 12 100 12 12 ISTACR-1616K-11 16 16 125 16 16 TC..1102.. IMS2506A ITK09 ISTACR-3.4H-11 9.5 12.7 100 9.5 12.7 ISTACR-4.4H-11 12.7 12.7 100 12.7 12.7 ISTACR-1616K-16 16 16 125 16 16 TC..16T3.. IMS4011A ITK15 STFC Dimensions, mm Clamp Wrench Order No. Insert H B L H1 f ISTFCR/L-2020K-16 20 20 125 20 25 TC..16T3.. IMS4011A ITK15 ISTFCR/L-2525M-16 25 25 150 25 32 C065