13pcs+1pc draw bar. There are 13 pieces new collets matching a draw bar on sale Φ3.5mm, Φ4.0mm, Φ4.5mm, Φ5.0mm,Φ5.5mm, Φ6.0mm, Φ6.5mm. Φ0.5mm,Φ1.0mm，Φ1.5mm, Φ2.0mm,Φ2.5mm,Φ3.0mm. However, unexpected situations may occasionally arise, and we understand your concerns and frustrations.
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