We have Makita HR3851 1-1/2 Rotary Hammer Spline, AC/DC with Product Detail Lever change from rotary hammer to hammer only Powerful 10 amp motor for continuous heavy duty work AC/DC for versatility Factory grease-packed for reduced maintenance Auto brush cut-off to protect motor and advise of maintenance schedule . The "Makita HR3851 1-1/2 Rotary Hammer Spline, AC/DC" is best product for you. We recommended Makita HR3851 1-1/2 Rotary Hammer Spline, AC/DC