Mini Electronic Drill Chuck 3.17mm Center Shaft, 0.5-3.2mm Clamping
Brand: ChinaHand Tools & Accessories
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Prices updated: 14 Oct 2026
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About this product
A mini drill chuck with a brass center shaft and aluminum alloy chuck head, with a center shaft hole of about 3.17mm. It clamps drill bits from about 0.5mm to 3.2mm and is used with rotary tools for small electronics and PCB work.
Specifications
- Center shaft hole
- about 3.17mm
- Clamping range
- about 0.5-3.2mm
- Material
- Brass center shaft, aluminum alloy head
- Color
- Black+Gold
Frequently asked questions
What does the 3.17mm refer to?
It is the approximate diameter of the center shaft hole. Confirm it matches the shaft of your rotary tool or adapter before fitting.
Which bit sizes can it clamp?
The listing gives a clamping range of about 0.5mm to 3.2mm. Bits outside this range may not be held securely.
