Chuck Key for Jacobs No.32/B; No.33/B Chucks; 3/8" Cardinal Mk.II Drill Chuck *;

(This chuck key will fit those Jacobs Chucks previously manufactured at the Sheffield, (England) or Hartford (Connecticut, USA) factories. c) Cardinal Mk.II (Cap 3/8"). Jacobs No.32 Chuck. Jacobs No.33 Chuck.

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