سه نظام مینیاتوری 0.3mm الی 4mm برای موتور با شفت 3.17mm

سه نظام مینیاتوری
مشخصات فنی پک این محصول
Material: High Carbon Steel
Outside diameter: 21.5mm
Type: 2 Degrees 49 Minutes 24.7 Seconds
Working With 0.3mm-4mm Drilling,
Maximum Clamping: 4.2mm.
Connection Size: JT0 (Inside Diameter Hole Is 6 Mm)
JT0 Tap The Biggest End Of Diameter: 6.350mm
JT0 Type The Smallest End Of Diameter: 5.800mm
Drill fit shaft diameter 2.3mm
3.17mm Brass Tree Stem

Package Includes :
1x 0.3-4mm Drill Chuck
1x 3.17mm Drill shaft
1x drill key