Seco, 02413812, Shank Toolholder, Series: SCLCR, 17 mm Minimum Bore, 0.7874 in Maximum Bore Depth, 12 mm Shank Diameter, Right Hand of Holder, Insert Compatibility: CCGT 09T301-F1/CCGT 09T302F-AL/CCGT 09T304-F1/CCGT 09T304-MF2/CCGT 09T304F-AL/CCGT 09T304L-UX/CCGT 09T304R-UX/CCGT 09T308F-AL/CCGW 09T/CCGW 09T304E-L1-B/CCGW 09T304S-01020-LF/CCGW 09T304S-01525-L1-B/CCGW 09T304S-L0-WZ/CCGW 09T304S25-02020-L1-',, 0.25 in Inscribed Circle, 0.15 Insert Thickness, Steel, Through Coolant (Yes/No): yes