Designed to operate efficiently at low air pressures and medium air pressures, using BR series bits.

Features:

1.The operating air pressures are between 0.7Mpa and 1.75Mpa.

2.Use Simple structure, easy to assemble and to disassemble, long life.

3.Higher impact frequency and faster drilling speed. 

4.Lower air consumption and lower oil consumption. A hole can be drilled on the check valve to provide more efficient cuttings discharge.

5.Valveless hammers.

6.Especially suitable for quarry.