4079 Diamond Coring Motor, 300/600 RPM, 20 Amp with Shear Pin

The Milwaukee Advantage

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 300 rpm or 600 rpm operating speed. The 4079 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 4 in. to 14 in. in diameter.

Features

Two speeds: 300 and 600 rpm

20 amp motor

Shear pin protection protects gears and motor

Built-in water swivel

Specifications

Voltage 120 AC

Amps 20.0

No Load RPM Low=300/High=600

Motor Protection Shear Pin

Spindle 1-1/4"-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.

Includes

Built-In Water Swivel

Water Hose Adapter

Water Control Valve

Open End Wrench

Six Extra Shear Pins