Diamond Coated Twist Drill Bits 0.8mm 1mm 1.2mm 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm

The drill must always be lubricated with cold water during the drilling process, this will prevent excessive and premature wear of the drill and possible damage to the item you are drilling.

Great for drilling glass, tile bottles, block jars, fiberglass tiles, ceramics, vitrification, brick and stone.

Specification:

Type: Drills and Chucks

Subtype: Diamond Bits

Drill diameter: 0.8mm 1mm 1.2mm 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm

Overall length: 50mm

Color: Silver 

Applicable machine: bench drill/hanging mill

Scope of use: Jade, metal, agate, jadeite, gemstones, pearls, pendants, and pebbles can all be used (the effect varies depending on the material hardness)

The utility model relates to a miniature diamond jade bit drilling tool, which is made of Fried Dough Twists drill and diamond powder. Suitable for drilling jewelry, ceramics, glass, and semiconductor materials.