![4mm (0.157) ER11 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 11-0157-4.0UP - Strong Tooling](http://strongtooling.com/cdn/shop/products/er_29c617bf-d1f4-40e9-a8dc-17e0164eb420_1024x1024.png?v=1594511173)
4mm (0.157) ER11 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 11-0157-4.0UP
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