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20pc Diamond twist drills for drilling stones, pearls, glass or ceramics. Water should be used as a lubricant when using diamond-coated instruments. Diameters: 0.35, 0.37, 0.4, 0.45, 0.50, 0.54, 0.57, 0.60, 0.63, 0.66, 0.71, 0.74, 0.78, 0.81, 0.84, 0.89, 0.91, 0.94, 0.96 and 1.00 mm.
- Diamond Twist Drill Set
Material: Diamond Electroplated
Sizes: : 0.35, 0.37, 0.4, 0.45, 0.50, 0.54, 0.57, 0.60, 0.63, 0.66, 0.71, 0.74, 0.78, 0.81, 0.84, 0.89, 0.91, 0.94, 0.96 and 1.00 mm
Made in China
Plastic Case
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