Diamond coring motors are used with Vac-U-Rig® and Dymorig diamond core rigs to drill holes into reinforced concrete. This 20 amp model features 4.8 peak horsepower with a 600 rpm or 1200 rpm operating speed. The 4005 has a clutch to protect gears and motor against overload. This unit will handle core bits from 3/4 in. to 4 in. in diameter.

• Two speeds: 600 and 1200 rpm.
• 20 amp motor.
• Clutch protection protects gears and motor.
• Built-in water swivel.
• Built-In Water Swivel.
• Water Hose Adapter.
• Water Control Valve.
• Open End Wrench.