![1/2" (0.500) ER20 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 20-0500-1/2UP - Caliber Tooling](http://calibertooling.com/cdn/shop/products/er_f562a88c-633a-4feb-a75e-8fe8c2443b40_1024x1024.png?v=1594510302)
1/2" (0.500) ER20 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 20-0500-1/2UP
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