![21/64" (0.328) ER16 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 16-0328-21/64UP - Makers Industrial Supply](http://makersind.com/cdn/shop/products/er_849cd031-c958-4fca-8efb-a51a875f2f01_1024x1024.png?v=1594512388)
21/64" (0.328) ER16 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 16-0328-21/64UP
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