Diamond Coring Rig with Large Base Stand, Vac-U-Rig® Kit, Meter Box and Diamond Coring Motor

This contractor series large base stand features a cast aluminum base with 4 leveling screws for fast accurate leveling adjustment. The durable precision-ground 2-1/2 in. steel column is 43-1/2 in. high and has a universal motor adapter plate. The reversible feed handle helps the operator use the unit from either side. Model 4120-22 comes with model 4096 coring motor, Vac-U-Rig® kit as well as a meter box. The Vac-U-Rig® assembly uses a vacuum pump to apply suction to a large pad mounted on the bottom of the rig. This aids in stability when coring holes.


(1) Diamond Coring Large Base Stand (4120) (1) Diamond Coring Motor (1) Large Base Stand (1) Vac-U-Rig® Kit (1) Diamond Coring Rig (1) Meter Box
  • Comes with 4096 Diamond Coring Motor
  • Cast aluminum base with four leveling screws for fast accurate leveling adjustment
  • Durable precision-ground 2-1/2 in. steel column, 43-1/2 in. high.
  • Rear mounted rack and pinion feed.

Product Specifications

Max HP 4.8
Spindle 1-1/4"-7
Motor Protection Clutch
Plug Type L5-20P
Suggested Dia in Med Aggregate 6"-10" / 2"-6"
Angle Drilling No
Meter Box Yes
Vac Base and Pump Yes
Wheels Yes
Tool Warranty 5 Years
Amps 20
Weight 111.5 lbs
Height 43-1/2"
Power Source Corded