BOSCH HC8555 4 In. x 22 In. SDS-Max Rotary Hammer Core Bit Ideal for Applications in Masonry, Brick, Block, Concrete

Q: Can this fit on a dewalt d25263k d-handle sds rotary hammer

Thank you for your question and interest with our HC8526 2-5/8 In. x 22 In. SDS-max® Rotary Hammer Core Bit. This bit fits all SDS-max rotary hammers. It appears that your DeWalt D25263K accepts the SDS-Plus bits, so this HC8526 will not work. We offer the T3915SC (2-9/16") or T3916SC (2-11/16") SDS-Plus core bits with the T3927SC (17") extension. For further assistance you may visit our website: https://www.boschtools.com/us/en/ or you may contact us on 1-877-BOSCH99 (1-877-267-2499).

Q: I need to drill a 3.5" hole in a concrete slab. which is easier, an sds max core bit, or a diamond wet core bit? what's the difference?

Typically for a slab you would use the diamond core bit. The SDS max is for use with a large hammer drill. The diamond bit is for use with a core drill.

Q: Does it come with shaft and pilot bit? Is it ready to use?

Thank you for your question. The HC8526 will come with a pilot bit and the shank. It is one complete piece. If you have further questions please feel free to contact our Bosch Customer Service Representatives at 1-877-BOSCH-99 (1-877-267-2499).

Q: Can this cut through 1/2" steel if it encounters?

Thank you for your question. The HC8510 Core bit is designed to drill into masonry and concrete only. For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from M-F 7a-7p CST.

Product ID: 4551754

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Details

Material
Carbide
Cutting Diameter
4 Inches
Finish Type
Titanium
Shank Type
SDS-Max
Brand
Bosch

⚡40% faster drilling

🔩Integral SDS-Max shank

🧱Versatile on concrete, brick & block

Description

⚡ Drill faster, drill smarter — own the job site with Bosch precision!

OPTIMAL DIMENSIONS - 4-inch diameter with 22-inch length for deep, clean core cuts every time.
BUILT FOR VERSATILITY - Seamlessly drills through concrete, brick, and block — your all-in-one masonry solution.
SPEED MEETS PRECISION - Wave design boosts drilling speed by up to 40%, leaving competitors in the dust.
DURABILITY YOU CAN TRUST - Carbide-tipped with titanium finish for long-lasting performance on tough materials.
POWER TRANSMISSION PERFECTED - Integral SDS-Max shank ensures maximum energy transfer for effortless large-hole drilling.

The Bosch HC8555 SDS-Max rotary hammer core bit features a carbide-tipped, wave-designed cutting edge that delivers up to 40% faster drilling. Its integral SDS-Max shank maximizes power transmission, enabling smaller rotary hammers to drill larger holes efficiently. Designed for versatile use on concrete, brick, and block, this 4-inch diameter, 22-inch long core bit combines durability with professional-grade performance for demanding masonry applications.

Specifications

Material	Carbide
Cutting Diameter	4 Inches
Finish Type	Titanium
Shank Type	SDS-Max
Brand	Bosch
Tool Flute Type	Spiral
Minimum Bore Diameter	4 Inches
Surface Recommendation	concrete
Number of Flutes	2
UPC	000346243307
Unit Count	1.0 Count
Global Trade Identification Number	00000346243307
Manufacturer	Bosch
Part Number	HC8555
Item Weight	4.2 ounces
Item model number	HC8555
Is Discontinued By Manufacturer	No
Size	4 In Diameter
Color	Gray
Style	22-In Length
Finish	Titanium
Thickness	1 Inches
Item Package Quantity	1
Measurement System	Inch
Included Components	Unit^Instruction Guide
Batteries Included?	No
Batteries Required?	No
Warranty Description	1 Year