10Pcs 850mm Diamond Drill Bits Tool Hole For Glass Marble Granite

Model:500074
Specifications:
Material: Alloy
: Silver
Outside diameter Size: 8mm,10mm,12mm,18mm,20mm,30mm,35mm,40mm,45mm,50mm
Appliacation: Can be used for drill hole on glass, marble, tile or granite.

Features:
-100% and high quality
-The stainless steel plate, steel, casting, Aluminum Alloy, iron and kinds of metal plate drilling
-Good Performance and long life, wear-resistant
-Excellent for making clean and accurate hole on glass, tile and marble.

Note: You should add water for coolant and drill slowly when use these dirll bits.

Package included:
10 x Diamond Drill Bit Holes（8-50mm）








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