Question 1

What materials can the Milwaukee 48-20-5140 core bit drill?

Accepted Answer

The Milwaukee 48-20-5140 is designed for drilling large through holes in brick, block, and concrete. Its carbide-tipped cutting construction and thick wall design make it suitable for percussion drilling applications involving these masonry materials. The 2-1/2-inch diameter provides a large cutting size for projects where a wider opening is required.

Question 2

What size hole does the Milwaukee 48-20-5140 create?

Accepted Answer

The Milwaukee 48-20-5140 has a 2-1/2-inch bit diameter, making it suitable for creating large openings in masonry and concrete. Its specified usable cutting depth is 4-1/16 inches. The core bit is intended for through-hole drilling applications where this diameter and cutting depth meet the requirements of the project.

Question 3

Which adapter shanks are compatible with the Milwaukee 48-20-5140?

Accepted Answer

The 48-20-5140 can be used with 12-inch or 18-inch spline adapter shanks and 12-inch or 18-inch SDS-Max adapter shanks. The listed compatible shank part numbers include 48-03-3564, 48-03-3565, 48-03-3572, and 48-03-3573. A compatible 7-1/2-inch extension, part number 48-95-6085, is also specified for use with this core bit.

Question 4

What is included with the Milwaukee 48-20-5140 core bit?

Accepted Answer

The Milwaukee 48-20-5140 package includes the core bit body, a guide plate, and a centering pin. The specified guide plate is part number 48-20-5170, while the centering pin is part number 48-20-5199. These components are included as part of the core drilling setup described for this 2-1/2-inch thick wall carbide-tipped bit.

Question 5

Is the Milwaukee 48-20-5140 designed for professional masonry drilling?

Accepted Answer

The Milwaukee 48-20-5140 is designed for large through-hole drilling in brick, block, and concrete, making it applicable to construction and masonry drilling work. Its thick wall carbide-tipped construction, 2-1/2-inch diameter, and 4-1/16-inch usable cutting depth are suited to projects requiring larger openings. The product is a percussion-type core bit intended for compatible SDS-Max and spline setups.

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