Chuck clamping range: 0.3-3.2mm. × Hand Drill + 20 × Drill Bits(0.5-3.0mm). Drill Bits Size: 0.5-3.0mm. for Mini wood hand drill chuck is suitable for jewelry tools. Quantity: 21Pcs set. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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