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Concrete Cutting & Drilling

Milwaukee Diamond Coring Motor 4004

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Diamond coring motors are used with Vac-U-RigŪ and Dymorig diamond core rigs to drill holes into reinforced concrete. This 20 amp model features 4.8 peak horsepower with a 300 rpm or 600 rpm operating speed. The 4004 has a clutch to protect gears and motor against overload. This unit will handle core bits from 4 in. to 14 in. in diameter.

Two speeds: 300 and 600 rpm
20 amp motor
Clutch protection protects gears and motor
Built-in water swivel

Voltage 120 AC
Amps 20.0
No Load RPM Low=300/High=600
Motor Protection Clutch
Spindle 1-1/4 in.-7
Plug Type L5-20P
Max Capacity in Concrete 14"
Max HP 4.8
Sugg Dia In Med Aggregate 7 in.-14 in. / 4 in.-7 in.
Tool Weight 24.0 lbs.
Shipping Weight 31.0 lbs.

Built-In Water Swivel
Water Hose Adapter
Water Control Valve
Open End Wrench

  • Model: 4004
  • Manufactured by: Milwaukee

This product was added to our catalog on Thursday 15 December, 2011.