![25/64" (0.390) ER20 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 20-0390-25/64UP - Caliber Tooling](http://calibertooling.com/cdn/shop/products/er_7cd53f23-9e6d-4080-a081-8bcd722d3ae2_1024x1024.png?v=1594510290)
25/64" (0.390) ER20 Ultra Precision Collet (0.0002" Accuracy or Better) - Part # 20-0390-25/64UP
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