Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits

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Milwaukee spline 4-cutter rotary hammer drill bits feature a 4-cutter 90 degree tip geometry to avoid lockup in rebar, patented rebar chamfers for increased durability, and a high-volume flute for fast debris removal. Great for use in drilling holes in brick, block, concrete, and reinforced concrete, Milwaukee offers these drill bits in a range of diameters and lengths to help you tackle many projects, order the bit size you need to get the job done.

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Results 1 - 15 of 15

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4415

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/2 in., 22 in. Total Length, Each

Part Number: MWT-48-20-4415

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4385

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/8 in., 16 in. Total Length, Each

Part Number: MWT-48-20-4385

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4400

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/4 in., 22 in. Total Length, Each

Part Number: MWT-48-20-4400

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4418

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 3/4 in., 23 in. Total Length, Each

Part Number: MWT-48-20-4418

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4419

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 2 in., 23 in. Total Length, Each

Part Number: MWT-48-20-4419

Not Yet Reviewed

Estimated Ship Date: Nov 11, 2026 if ordered today

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Estimated Ship Date: Nov 11, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4410

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 3/8 in., 22 in. Total Length, Each

Part Number: MWT-48-20-4410

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4367

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 7/8 in., 36 in. Total Length, Each

Part Number: MWT-48-20-4367

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4395

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/4 in., 16 in. Total Length, Each

Part Number: MWT-48-20-4395

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4345

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 3/4 in., 29 in. Total Length, Each

Part Number: MWT-48-20-4345

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4320

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 5/8 in., 36 in. Total Length, Each

Part Number: MWT-48-20-4320

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4390

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/8 in., 22 in. Total Length, Each

Part Number: MWT-48-20-4390

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4350

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 3/4 in., 36 in. Total Length, Each

Part Number: MWT-48-20-4350

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4380

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 in., 36 in. Total Length, Each

Part Number: MWT-48-20-4380

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4315

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 5/8 in., 29 in. Total Length, Each

Part Number: MWT-48-20-4315

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Milwaukee Spline 4-Cutter Rotary Hammer Drill Bits 48-20-4405

Drill Bits, Spline 4-Cutter Rotary Hammer, Steel, 1 1/4 in., 36 in. Total Length, Each

Part Number: MWT-48-20-4405

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

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