Model:7Pcs ER11(1-7mm). Model:10Pcs ER16(1-10mm). Model: 13Pcs ER11(1-7mm). Model:13Pcs ER20(1-13mm). Select high-quality carbon steel. Hardened & precisions ground. Big clamping force and wide clamping ranges, widely used in machining centers, general milling machines, CNC milling machine, engraving machine, high-speed machines, and other processing.
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