Long Lasting Hex Shank Diamond Dry Drill Bits For Hard Materials 68/10/12/14mm

Shank Type: Hex. 1 Drill Bit. 5 Drill Bit. Material: Diamond. Diamond Length: 10mm. Wax inside for cooling, Dry drilling without water. Hole dirll size: 6/8/10/12/14mm. Application: For drilling granite& marble, masonry, concrete, tile/ceramic, glass, hard plastic.

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