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Milwaukee 4090 Diamond Coring Motor, 375/750 RPM, 15 Amp with Shear Pin
Milwaukee 4090 Diamond Coring Motor, 375/750 RPM, 15 Amp with Shear Pin

Milwaukee 4090 Diamond Coring Motor, 375/750 RPM, 15 Amp with Shear Pin

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Diamond coring motors are used with Vac-U-Rig® and Dymorig diamond core rigs to drill holes into reinforced concrete. This 15 amp model provides core drilling power where 20 amp service is unavailable. This unit has a 375 rpm or 750 rpm operating speed. The 4090 uses a shear pin to protect gears and motor against overload.
Part Number: Milwaukee-4090
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Milwaukee 4090 Diamond Coring Motor, 375/750 RPM, 15 Amp with Shear Pin

Diamond coring motors are used with Vac-U-Rig® and Dymorig diamond core rigs to drill holes into reinforced concrete. This 15 amp model provides core drilling power where 20 amp service is unavailable. This unit has a 375 rpm or 750 rpm operating speed. The 4090 uses a shear pin to protect gears and motor against overload. Shear pins are easily replaced and extra pins are included with the unit. This unit will handle core bits from 2-1/2 in. to 8 in. in diameter.

Includes:

  • (1) Diamond Coring Motor, 375/750 RPM, 15 Amp with Shear Pin (4090)
  • (1) Water Hose Adapter
  • (1) Water Control Valve
  • (1) Open End Wrench
  • (6) Extra Shear Pins
  • (1) Built-In Water Swivel
Key Features:
  • Two speeds: 375 and 750 rpm
  • 15 amp motor
  • Shear pin protection protects gears and motor
  • Built-in water swivel
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