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Milwaukee 4090 Diamond Coring Drill 15A Shear Pin

Milwaukee 4094

List Price: $1,250.00
Ace Tool Price: $718.75
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Stock Status:In Stock!
Availability: Usually Ships in 3 to 5 Business Days
Product Code: MIL-4090


Milwaukee 4090 Diamond Coring Motor 375/750 15A 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.
  • Two speeds: 375 and 750 rpm
  • 15 amp motor
  • Shear pin protection protects gears and motor
  • Built-in water swivel
  • Built-In Water Swivel
  • Water Hose Adapter
  • Water Control Valve
  • Open End Wrench
  • Six Extra Shear Pins

120 AC
No Load Speed
375/750 RPM
Motor Protection
Shear Pin
1-1/4 in.-7
Max. HP
Plug Type
Sugg. Dia. In Med. Aggregate
5 in.-8 in. / 2-1/2 in.-5 in.
Tool Weight
26.0 lbs.
Shipping Weight
30.0 lbs.

Milwaukee Tool Warranty

Every MILWAUKEE product is warranted to the original purchaser only to be free from defects in material and workmanship. Subject to certain exceptions, MILWAUKEE will repair or replace any part on a product which, after examination, is determined by MILWAUKEE to be defective in material or workmanship for a period of five (5) years* after the date of purchase. Return the product and a copy of proof of purchase to a MILWAUKEE factory Service /Sales Support Branch location or MILWAUKEE Authorized Service Station, freight prepaid and insured. This warranty does not apply to damage that MILWAUKEE determines to be from repairs made or attempted by anyone other than MILWAUKEE authorized personnel, misuse, alterations, abuse, normal wear and tear, lack of maintenance, or accidents.

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