Five thread sizes in one tool: M10 x 1.0, M10 x 1.25, M12 x 1.0, M12 x 1.25 and M14 x 1.0 Tool design allows for effortless retrieval of damping rod after spring installation Rod includes downward-facing bleed port to prevent oil splatter Perfect for working on Kayaba, Showa and WP inverted forks One-piece design means no lost parts Laser engraved markings. TOOL 5IN1 DAMPR ROD BLEED