Used for drilling concrete, granite and stone.

The stem is made of high quality chrome vanadium steel (CRV), hardness at 50-53 HRC, and designed to have a 4-point stem according to international standards.

flower stalk surface Through the heat treatment process twice, it can withstand torsion without breaking.

Bronze tungsten carbide welding between bit and tip Therefore durable and able to support the use effectively

The drill rod is symmetrical. which greatly removes dust from the handle

drill fast save work time

It is designed to withstand wear and tear. to increase the surface penetration potential

strong packaging Excellent protection against external shocks Convenient to use and store

should be wiped clean before storing

It should be kept tightly closed and out of the reach of children.