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• 5 pieces 6mm dry diamond drill core bit
• Diameter: 6mm; Diamond Height: 10mm; Total Length: 62mm; Grit:#40/50; M14 Thread for Angle Grinder
• Dry drilling for tile porcelain ceramic granite marble stone
• The drill with cold wax inside helps cooling the bits
• Vacuum brazed technology provide much longer life than electroplated ones
• 5 pieces 6mm dry diamond drill core bit
• Diameter: 6mm; Diamond Height: 10mm; Total Length: 62mm; Grit:#40/50; M14 Thread for Angle Grinder
• Dry drilling for tile porcelain ceramic granite marble stone
• The drill with cold wax inside helps cooling the bits
• Vacuum brazed technology provide much longer life than electroplated ones