HEX axle tool; Multifunctional 17-19-22-24 mm - Eastbound
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Motor Shaft Collet Chuck Extension Rod Holder ER11A 5mm Mini CNC Milling Spindle Toolholder For Boring Tapping Grinding From Shuzhanonline, $8.97 | DHgate.Com
Motor Shaft Extension ER Collet - Carbide 3D Community Site