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20pcs 2.35 Shank Diamond Coated A Length Shape Tipped Drill Bit for Tile Jewellery Glass

$20.00

Product Information

100% brand new and high quality -material: diamond -size: 0.4mm , 0.5mm , 0.6mm , 0.7mm , 0.8mm , 0.9mm , 1mm , 1.1mm , 1.2mm , 1.3m , 1.4mm , 1.5mm , 1.6mm , 1.8mm , 2mm , 2.5mm , 3mm.

shank diameter:2.35mm. working length: about 8mm

total length: 41mm - 45mm.different sizes, total length may be different.

this drill bit made from high quality diamond electroplating. -all working length is diamond coated.

all with 3/32''(2.35mm) mandrel. can be installed on clamping range 2.35mm or above of electric rotating tools. Such as electric grinder, hanging grinder, engraving machine, pneumatic engraving penetc

suitable for use in drill hole on jade, agate,stone, crystal, jewelry, ceramics, glass and semiconductor material etc. please add some water when drill a hole notice: -during drilling it is essential to keep the drill bit lubricated at all times with cool water, this will prevent excessive and premature wear of the drill bit and possible damage to the item you are drilling. -we recommend the use of the usual appropriate safety equipment during drilling especially eye protection

Product Code: DTPDB-AL

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