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JDG Crafter's stainless steel expanding ring mandrel.
The JDG ring Crafters mandrels, made from stainless steel, for making rings sizes 4 to 8.5. These mandrels are great for work holding rings and round objects for turning, 1/2 inch shaft sizes for easy lathe mounting. A small lip is machined on the last step for ease of ring mounting to get a secure grip.
Price per mandrel in Canadian dollars