Diamond Drill Bits (10 PCs) earphone 4 standards

4 standards

Weight: 10 pieces - 176 g

durable quality

Standby Time: 100 h

Small (5cm x 5cm x 5cm/2"*2"*2"): 1 Aquarium filter for every 100 liters of water

Diamond Drill Bits (10 PCs) earphone 4 standardsFEATURES Made of high strength and quality corundum powder of diamond sand and carbon steel with smooth nickel plated surface coating to ensure durability of usage; Easy, quick and smooth drill for hole; enhance the drilling speed to ensure a sharp, high precision and smooth cut without a broken edges in seconds; Capable of drilling into extremely hard materials such as marble, slate, glass, tile, stone and many more. The material needs only water for