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 450 rpm or 900 rpm operating speed. The 4094 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 in. to 10 in. in diameter.

Product Highlights:

• Two speeds: 450 and 900 rpm
• 20 amp motor
• Shear pin protection protects gears and motor
• Built-in water swivel

View Milwaukee Diamond Core Bits here 450/900 20A SHR PIN

• Voltage 120 AC
• Amps 20.0
• No Load Speed 450/900 RPM
• Motor Protection Shear Pin
• Spindle 1-1/4 in.-7
• Max. HP 4.8
• Plug Type L5-20P
• Sugg. Dia. In Med. Aggregate 6 in.-10 in. / 2 in.-6 in.
• Tool Weight 24.0 lbs.

Includes:

• Built-In Water Swivel
• Water Hose Adapter
• Water Control Valve
• Open End Wrench
• Six Extra Shear Pins