Milwaukee® 48-20-4390 4-Cutter Rotary Hammer Drill Bit, 1-1/8 in Drill Bit, 3/4 in Spline Shank, 17 in D Cutting, Carbide Cutting Edge, 22 in OAL
Milwaukee®’s Spline 4-cutter rotary hammer drill bits feature a 4-cutter 4 x 90° tip geometry to avoid lock up in rebar, patented rebar chamfers for increased durability, and a high volume flute for fast debris removal. Used for drilling holes in brick, block, concrete, and reinforced concrete.
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BrandMilwaukee®
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UPC045242103768
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Manufacturer Part Number48-20-4390
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CountryUSA|Canada
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FinishUncoated
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Point TypeCentering
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MaterialSteel
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Flute Length17 in
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ColorSilver
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Type4-Cutter
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Applicable MaterialsBlock, Brick, Concrete and Reinforced Concrete
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Cutting Depth17 in
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Shank Size3/4 in
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Cutting DirectionRight Hand
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Cutting Edge MaterialCarbide
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Shank TypeSpline
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Drill Bit Size1-1/8 in
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Overall Length22 in
| Competitor Name | Cross-Reference Number |
|---|---|
| MSC | 88952866 |
| Grainger | 45L331 |
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Alternative Part Number8575820
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UNSPSC20111614
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IDEA Index ID8575820
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Package DescriptionEACH
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Standards/ApprovalsANSI Specified|CSA Approved
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WarrantyNo Warranty
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Milwaukee® 48-20-4390 4-Cutter Rotary Hammer Drill Bit, 1-1/8 in Drill Bit, 3/4 in Spline Shank, 17 in D Cutting, Carbide Cutting Edge, 22 in OAL
Milwaukee®’s Spline 4-cutter rotary hammer drill bits feature a 4-cutter 4 x 90° tip geometry to avoid lock up in rebar, patented rebar chamfers for increased durability, and a high volume flute for fast debris removal. Used for drilling holes in brick, block, concrete, and reinforced concrete.
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