Here is a generic image of common die grinders. I imagine your's is the same. Now you need to "Jam the shank with the tool numbered 37 above. Its the slotted wrench. Once its properly secured you should be able to use a flat head screwdriver to loosen the retaining screw.
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Here is a generic image of common die grinders. I imagine your's is the same. Now you need to "Jam the shank with the tool numbered
37 above. Its the slotted wrench. Once its properly secured you should be able to use a flat head screwdriver to loosen the retaining screw.