Seco, 02413861, Shank Toolholder, Series: SCLCR, 25 mm Minimum Bore, 1.2598 in Maximum Bore Depth, 355.60 mm Overall Length, 0.78 in 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, 0.37 in Inscribed Circle, 0.15 Insert Thickness, Steel, Through Coolant (Yes/No): yes