7pcs High Hardness Diamond Coated Twist Drill Bit Set-6pcs

This twist drill bits set including 7pcs micro drills in different sizes is a perfect tool for fine drilling of jewelry. It also can be used for many other usage and it is really useful and practical.

Features:

This micro twist drill bits set is a perfect tool for fine drilling of jewelry.

7pcs in a set, different sizes for meet varied requirements.

The drill bits made of high quality material and coated with diamond particles have high hardness, not easy to break and durable to use.

Suitable for drilling jewelry, ceramic, glass, semiconductor materials, etc.

Specifications:

Material: High Speed Steel + Diamond

Drill Diameter: 0.8mm / 1.0mm / 1.2mm / 1.5mm / 2.0mm / 2.5mm / 3mm

Drill Length: 21mm / 26mm / 29mm / 36mm / 44mm / 51mm / 54mm

Item Weight(total): 5g / 0.17oz

Package Size: 14.5 * 9.5 * 0.5cm / 5.71 * 3.74 * 0.19in

Package Weight: 7g / 0.26oz

Package List:

7 * Drills

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